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Revert "inspector: return [[StableObjectId]] as internal property"

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This reverts commit d9fbfeb894.

Reason for revert: see bug.
Bug: 906847

Original change's description:
> inspector: return [[StableObjectId]] as internal property
> 
> This property might be useful for fast '===' check.
> 
> R=​dgozman@chromium.org,yangguo@chromium.org
> 
> Bug: none
> Cq-Include-Trybots: luci.chromium.try:linux_chromium_headless_rel;luci.chromium.try:linux_chromium_rel_ng;master.tryserver.blink:linux_trusty_blink_rel
> Change-Id: Iabc3555ce1ec2c14cf0ccd40b7d964ae144e7352
> Reviewed-on: https://chromium-review.googlesource.com/1226411
> Reviewed-by: Dmitry Gozman <dgozman@chromium.org>
> Reviewed-by: Yang Guo <yangguo@chromium.org>
> Reviewed-by: Jakob Gruber <jgruber@chromium.org>
> Commit-Queue: Aleksey Kozyatinskiy <kozyatinskiy@chromium.org>
> Cr-Commit-Position: refs/heads/master@{#56095}

TBR=dgozman@chromium.org,yangguo@chromium.org,kozyatinskiy@chromium.org,jgruber@chromium.org

# Not skipping CQ checks because original CL landed > 1 day ago.

Bug: none
Change-Id: I68c700b7b8fd0a015f099460c15665d74e4da183
Cq-Include-Trybots: luci.chromium.try:linux_chromium_headless_rel;luci.chromium.try:linux_chromium_rel_ng;master.tryserver.blink:linux_trusty_blink_rel
Reviewed-on: https://chromium-review.googlesource.com/c/1363558
Reviewed-by: Dmitry Gozman <dgozman@chromium.org>
Reviewed-by: Alexei Filippov <alph@chromium.org>
Cr-Commit-Position: refs/heads/master@{#58077}
This commit is contained in:
Dmitry Gozman 2018-12-05 13:41:17 -08:00
parent 8ed4e17273
commit 4401ac4461
14 changed files with 1 additions and 400 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

26
src/inspector/v8-debugger.cc
View File

@ -702,37 +702,11 @@ v8::MaybeLocal<v8::Array> V8Debugger::collectionsEntries(
return wrappedEntries;
}
v8::MaybeLocal<v8::Uint32> V8Debugger::stableObjectId(
v8::Local<v8::Context> context, v8::Local<v8::Value> value) {
DCHECK(value->IsObject());
if (m_stableObjectId.IsEmpty()) {
m_stableObjectId.Reset(m_isolate, v8::debug::WeakMap::New(m_isolate));
}
v8::Local<v8::debug::WeakMap> stableObjectId =
m_stableObjectId.Get(m_isolate);
v8::Local<v8::Value> idValue;
if (!stableObjectId->Get(context, value).ToLocal(&idValue) ||
!idValue->IsUint32()) {
idValue = v8::Integer::NewFromUnsigned(m_isolate, ++m_lastStableObjectId);
stableObjectId->Set(context, value, idValue).ToLocalChecked();
}
return idValue.As<v8::Uint32>();
}
v8::MaybeLocal<v8::Array> V8Debugger::internalProperties(
v8::Local<v8::Context> context, v8::Local<v8::Value> value) {
v8::Local<v8::Array> properties;
if (!v8::debug::GetInternalProperties(m_isolate, value).ToLocal(&properties))
return v8::MaybeLocal<v8::Array>();
if (value->IsObject()) {
v8::Local<v8::Uint32> id;
if (stableObjectId(context, value).ToLocal(&id)) {
createDataProperty(
context, properties, properties->Length(),
toV8StringInternalized(m_isolate, "[[StableObjectId]]"));
createDataProperty(context, properties, properties->Length(), id);
}
}
v8::Local<v8::Array> entries;
if (collectionsEntries(context, value).ToLocal(&entries)) {
createDataProperty(context, properties, properties->Length(),

6
src/inspector/v8-debugger.h
View File

@ -198,9 +198,6 @@ class V8Debugger : public v8::debug::DebugDelegate,
int currentContextGroupId();
bool asyncStepOutOfFunction(int targetContextGroupId, bool onlyAtReturn);
v8::MaybeLocal<v8::Uint32> stableObjectId(v8::Local<v8::Context>,
v8::Local<v8::Value>);
v8::Isolate* m_isolate;
V8InspectorImpl* m_inspector;
int m_enableCount;
@ -257,9 +254,6 @@ class V8Debugger : public v8::debug::DebugDelegate,
std::unique_ptr<TerminateExecutionCallback> m_terminateExecutionCallback;
uint32_t m_lastStableObjectId = 0;
v8::Global<v8::debug::WeakMap> m_stableObjectId;
v8::Global<v8::debug::WeakMap> m_internalObjects;
WasmTranslation m_wasmTranslation;

6
test/inspector/debugger/eval-scopes-expected.txt
View File

@ -2,12 +2,6 @@ Tests that variables introduced in eval scopes are accessible
{
id : <messageId>
result : {
internalProperties : [
[0] : {
name : [[StableObjectId]]
value : <StablectObjectId>
}
]
result : [
[0] : {
configurable : true

6
test/inspector/debugger/scope-skip-variables-with-empty-name-expected.txt
View File

@ -2,12 +2,6 @@ Tests that scopes do not report variables with empty names
{
id : <messageId>
result : {
internalProperties : [
[0] : {
name : [[StableObjectId]]
value : <StablectObjectId>
}
]
result : [
[0] : {
configurable : true

6
test/inspector/runtime/es6-module-expected.txt
View File

@ -128,12 +128,6 @@ console.log(239)
{
id : <messageId>
result : {
internalProperties : [
[0] : {
name : [[StableObjectId]]
value : <StablectObjectId>
}
]
result : [
[0] : {
configurable : true

20
test/inspector/runtime/get-properties-expected.txt
View File

@ -5,7 +5,6 @@ Running test: testObject5
foo own string cat
Internal properties
[[PrimitiveValue]] number 5
[[StableObjectId]]: <stableObjectId>
Running test: testNotOwn
__defineGetter__ inherited function undefined
@ -24,8 +23,6 @@ Running test: testNotOwn
toLocaleString inherited function undefined
toString inherited function undefined
valueOf inherited function undefined
Internal properties
[[StableObjectId]]: <stableObjectId>
Running test: testAccessorsOnly
b own no value, getter, setter
@ -37,8 +34,6 @@ Running test: testArray
2 own string blue
__proto__ own object undefined
length own number 3
Internal properties
[[StableObjectId]]: <stableObjectId>
Running test: testBound
__proto__ own function undefined
@ -47,19 +42,14 @@ Running test: testBound
Internal properties
[[BoundArgs]] object undefined
[[BoundThis]] object undefined
[[StableObjectId]]: <stableObjectId>
[[TargetFunction]] function undefined
Running test: testObjectThrowsLength
__proto__ own object undefined
length own no value, getter
Internal properties
[[StableObjectId]]: <stableObjectId>
Running test: testTypedArrayWithoutLength
__proto__ own object undefined
Internal properties
[[StableObjectId]]: <stableObjectId>
Running test: testArrayBuffer
[[Int8Array]]
@ -72,8 +62,6 @@ Running test: testArrayBuffer
6 own number 1
7 own number 1
__proto__ own object undefined
Internal properties
[[StableObjectId]]: <stableObjectId>
[[Uint8Array]]
0 own number 1
1 own number 1
@ -84,26 +72,18 @@ Internal properties
6 own number 1
7 own number 1
__proto__ own object undefined
Internal properties
[[StableObjectId]]: <stableObjectId>
[[Int16Array]]
0 own number 257
1 own number 257
2 own number 257
3 own number 257
__proto__ own object undefined
Internal properties
[[StableObjectId]]: <stableObjectId>
[[Int32Array]]
0 own number 16843009
1 own number 16843009
__proto__ own object undefined
Internal properties
[[StableObjectId]]: <stableObjectId>
Running test: testArrayBufferWithBrokenUintCtor
[[Int8Array]] own object undefined
[[Uint8Array]] own object undefined
__proto__ own object undefined
Internal properties
[[StableObjectId]]: <stableObjectId>

12
test/inspector/runtime/get-properties-on-proxy-expected.txt
View File

@ -54,10 +54,6 @@ Testing regular Proxy
value : false
}
}
[3] : {
name : [[StableObjectId]]
value : <StablectObjectId>
}
]
result : [
]
@ -118,10 +114,6 @@ Testing revocable Proxy
value : false
}
}
[3] : {
name : [[StableObjectId]]
value : <StablectObjectId>
}
]
result : [
]
@ -174,10 +166,6 @@ Testing revocable Proxy
value : true
}
}
[3] : {
name : [[StableObjectId]]
value : <StablectObjectId>
}
]
result : [
]

5
test/inspector/runtime/get-properties.js
View File

@ -94,10 +94,7 @@ async function logGetPropertiesResult(objectId, flags = { ownProperties: true })
for (var i = 0; i < internalPropertyArray.length; i++) {
var p = internalPropertyArray[i];
var v = p.value;
if (p.name !== '[[StableObjectId]]')
InspectorTest.log(" " + p.name + " " + v.type + " " + v.value);
else
InspectorTest.log(" [[StableObjectId]]: <stableObjectId>");
InspectorTest.log(' ' + p.name + ' ' + v.type + ' ' + v.value);
}
}

114
test/inspector/runtime/internal-properties-entries-expected.txt
View File

@ -15,12 +15,6 @@ expression: new Map([[1,2],[3,4]])
{
id : <messageId>
result : {
internalProperties : [
[0] : {
name : [[StableObjectId]]
value : <StablectObjectId>
}
]
result : [
[0] : {
configurable : true
@ -71,12 +65,6 @@ expression: new Map()
{
id : <messageId>
result : {
internalProperties : [
[0] : {
name : [[StableObjectId]]
value : <StablectObjectId>
}
]
result : [
[0] : {
configurable : false
@ -109,12 +97,6 @@ expression: new Map([[1,2],[3,4]]).entries()
{
id : <messageId>
result : {
internalProperties : [
[0] : {
name : [[StableObjectId]]
value : <StablectObjectId>
}
]
result : [
[0] : {
configurable : true
@ -169,12 +151,6 @@ expression: it = new Map([[1,2],[3,4]]).entries(); it.next(); it
{
id : <messageId>
result : {
internalProperties : [
[0] : {
name : [[StableObjectId]]
value : <StablectObjectId>
}
]
result : [
[0] : {
configurable : true
@ -214,12 +190,6 @@ expression: it = new Map([[1,2],[3,4]]).keys(); it.next(); it
{
id : <messageId>
result : {
internalProperties : [
[0] : {
name : [[StableObjectId]]
value : <StablectObjectId>
}
]
result : [
[0] : {
configurable : true
@ -259,12 +229,6 @@ expression: it = new Map([[1,2],[3,4]]).values(); it.next(); it
{
id : <messageId>
result : {
internalProperties : [
[0] : {
name : [[StableObjectId]]
value : <StablectObjectId>
}
]
result : [
[0] : {
configurable : true
@ -301,12 +265,6 @@ expression: it = new Map([[1,2],[3,4]]).entries(); it.next(); it.next(); it
{
id : <messageId>
result : {
internalProperties : [
[0] : {
name : [[StableObjectId]]
value : <StablectObjectId>
}
]
result : [
[0] : {
configurable : false
@ -347,12 +305,6 @@ expression: new Map([[1, undefined], [2, () => 42], [3, /abc/], [4, new Error()]
{
id : <messageId>
result : {
internalProperties : [
[0] : {
name : [[StableObjectId]]
value : <StablectObjectId>
}
]
result : [
[0] : {
configurable : true
@ -439,12 +391,6 @@ expression: new Set([1,2])
{
id : <messageId>
result : {
internalProperties : [
[0] : {
name : [[StableObjectId]]
value : <StablectObjectId>
}
]
result : [
[0] : {
configurable : true
@ -495,12 +441,6 @@ expression: new Set()
{
id : <messageId>
result : {
internalProperties : [
[0] : {
name : [[StableObjectId]]
value : <StablectObjectId>
}
]
result : [
[0] : {
configurable : false
@ -531,12 +471,6 @@ expression: new Set([1,2]).values()
{
id : <messageId>
result : {
internalProperties : [
[0] : {
name : [[StableObjectId]]
value : <StablectObjectId>
}
]
result : [
[0] : {
configurable : true
@ -590,12 +524,6 @@ expression: it = new Set([1,2]).values(); it.next(); it
{
id : <messageId>
result : {
internalProperties : [
[0] : {
name : [[StableObjectId]]
value : <StablectObjectId>
}
]
result : [
[0] : {
configurable : true
@ -635,12 +563,6 @@ expression: it = new Set([1,2]).keys(); it.next(); it
{
id : <messageId>
result : {
internalProperties : [
[0] : {
name : [[StableObjectId]]
value : <StablectObjectId>
}
]
result : [
[0] : {
configurable : true
@ -680,12 +602,6 @@ expression: it = new Set([1,2]).entries(); it.next(); it
{
id : <messageId>
result : {
internalProperties : [
[0] : {
name : [[StableObjectId]]
value : <StablectObjectId>
}
]
result : [
[0] : {
configurable : true
@ -722,12 +638,6 @@ expression: it = new Set([1,2]).values(); it.next(); it.next(); it
{
id : <messageId>
result : {
internalProperties : [
[0] : {
name : [[StableObjectId]]
value : <StablectObjectId>
}
]
result : [
[0] : {
configurable : false
@ -752,12 +662,6 @@ expression: new WeakMap()
{
id : <messageId>
result : {
internalProperties : [
[0] : {
name : [[StableObjectId]]
value : <StablectObjectId>
}
]
result : [
[0] : {
configurable : false
@ -786,12 +690,6 @@ expression: new WeakMap([[{ a: 2 }, 42]])
{
id : <messageId>
result : {
internalProperties : [
[0] : {
name : [[StableObjectId]]
value : <StablectObjectId>
}
]
result : [
[0] : {
configurable : true
@ -830,12 +728,6 @@ expression: new WeakSet()
{
id : <messageId>
result : {
internalProperties : [
[0] : {
name : [[StableObjectId]]
value : <StablectObjectId>
}
]
result : [
[0] : {
configurable : false
@ -863,12 +755,6 @@ expression: new WeakSet([{a:2}])
{
id : <messageId>
result : {
internalProperties : [
[0] : {
name : [[StableObjectId]]
value : <StablectObjectId>
}
]
result : [
[0] : {
configurable : true

68
test/inspector/runtime/internal-properties-expected.txt
View File

@ -27,10 +27,6 @@ expression: (function* foo() { yield 1 })
}
}
[2] : {
name : [[StableObjectId]]
value : <StablectObjectId>
}
[3] : {
name : [[Scopes]]
value : {
className : Array
@ -64,10 +60,6 @@ expression: (function foo() {})
}
}
[1] : {
name : [[StableObjectId]]
value : <StablectObjectId>
}
[2] : {
name : [[Scopes]]
value : {
className : Array
@ -95,10 +87,6 @@ expression: new Number(239)
value : 239
}
}
[1] : {
name : [[StableObjectId]]
value : <StablectObjectId>
}
]
}
}
@ -114,10 +102,6 @@ expression: new Boolean(false)
value : false
}
}
[1] : {
name : [[StableObjectId]]
value : <StablectObjectId>
}
]
}
}
@ -133,10 +117,6 @@ expression: new String('abc')
value : abc
}
}
[1] : {
name : [[StableObjectId]]
value : <StablectObjectId>
}
]
}
}
@ -153,10 +133,6 @@ expression: Object(Symbol(42))
type : symbol
}
}
[1] : {
name : [[StableObjectId]]
value : <StablectObjectId>
}
]
}
}
@ -173,10 +149,6 @@ expression: Object(BigInt(2))
unserializableValue : 2n
}
}
[1] : {
name : [[StableObjectId]]
value : <StablectObjectId>
}
]
}
}
@ -202,10 +174,6 @@ expression: Promise.resolve(42)
value : 42
}
}
[2] : {
name : [[StableObjectId]]
value : <StablectObjectId>
}
]
}
}
@ -227,10 +195,6 @@ expression: new Promise(() => undefined)
type : undefined
}
}
[2] : {
name : [[StableObjectId]]
value : <StablectObjectId>
}
]
}
}
@ -280,10 +244,6 @@ expression: gen1
}
}
[4] : {
name : [[StableObjectId]]
value : <StablectObjectId>
}
[5] : {
name : [[Scopes]]
value : {
className : Array
@ -340,10 +300,6 @@ expression: gen1.next();gen1
}
}
[4] : {
name : [[StableObjectId]]
value : <StablectObjectId>
}
[5] : {
name : [[Scopes]]
value : {
className : Array
@ -399,10 +355,6 @@ expression: gen1.next();gen1
type : object
}
}
[4] : {
name : [[StableObjectId]]
value : <StablectObjectId>
}
]
}
}
@ -452,10 +404,6 @@ expression: gen2
}
}
[4] : {
name : [[StableObjectId]]
value : <StablectObjectId>
}
[5] : {
name : [[Scopes]]
value : {
className : Array
@ -512,10 +460,6 @@ expression: gen2.next();gen2
}
}
[4] : {
name : [[StableObjectId]]
value : <StablectObjectId>
}
[5] : {
name : [[Scopes]]
value : {
className : Array
@ -571,10 +515,6 @@ expression: gen2.next();gen2
type : object
}
}
[4] : {
name : [[StableObjectId]]
value : <StablectObjectId>
}
]
}
}
@ -608,10 +548,6 @@ expression: (new Map([[1,2]])).entries()
}
}
[3] : {
name : [[StableObjectId]]
value : <StablectObjectId>
}
[4] : {
name : [[Entries]]
value : {
className : Array
@ -652,10 +588,6 @@ expression: (new Set([[1,2]])).entries()
}
}
[3] : {
name : [[StableObjectId]]
value : <StablectObjectId>
}
[4] : {
name : [[Entries]]
value : {
className : Array

12
test/inspector/runtime/remote-object-get-properties-expected.txt
View File

@ -4,12 +4,6 @@ Running test: testObject
{
id : <messageId>
result : {
internalProperties : [
[0] : {
name : [[StableObjectId]]
value : <StablectObjectId>
}
]
result : [
[0] : {
configurable : true
@ -42,12 +36,6 @@ Running test: testObject
{
id : <messageId>
result : {
internalProperties : [
[0] : {
name : [[StableObjectId]]
value : <StablectObjectId>
}
]
result : [
[0] : {
configurable : false

15
test/inspector/runtime/stable-object-id-expected.txt
View File

@ -1,15 +0,0 @@
Checks that protocol returns the same RemoteObjectId for the same object
Running test: testGlobal
Compare global evaluated twice: true
Running test: testObject
Compare object evaluated twice: true
Running test: testObjectInArray
Compare first and second element: true
Running test: testObjectOnPause
Compare global and this: true
Compare global and global on pause: true
Compare a and a on pause: true

87
test/inspector/runtime/stable-object-id.js
View File

@ -1,87 +0,0 @@
// Copyright 2018 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
let {session, contextGroup, Protocol} = InspectorTest.start(
'Checks that protocol returns the same RemoteObjectId for the same object');
InspectorTest.runAsyncTestSuite([
async function testGlobal() {
const {result:{result:{objectId:firstId}}} =
await Protocol.Runtime.evaluate({expression: 'this'});
const firstStableId = await stableObjectId(firstId);
const {result:{result:{objectId:secondId}}} =
await Protocol.Runtime.evaluate({expression: 'this'});
const secondStableId = await stableObjectId(secondId);
InspectorTest.log(
`Compare global evaluated twice: ${firstStableId === secondStableId}`);
},
async function testObject() {
const {result:{result:{objectId:firstId}}} =
await Protocol.Runtime.evaluate({expression: 'this.a = {}, this.a'});
const firstStableId = await stableObjectId(firstId);
const {result:{result:{objectId:secondId}}} =
await Protocol.Runtime.evaluate({expression: 'this.a'});
const secondStableId = await stableObjectId(secondId);
InspectorTest.log(
`Compare object evaluated twice: ${firstStableId === secondStableId}`);
},
async function testObjectInArray() {
await Protocol.Runtime.evaluate({expression: 'this.b = [this.a, this.a]'});
const {result:{result:{objectId:firstId}}} =
await Protocol.Runtime.evaluate({expression: 'this.b[0]'});
const firstStableId = await stableObjectId(firstId);
const {result:{result:{objectId:secondId}}} =
await Protocol.Runtime.evaluate({expression: 'this.b[1]'});
const secondStableId = await stableObjectId(secondId);
InspectorTest.log(
`Compare first and second element: ${firstStableId === secondStableId}`);
},
async function testObjectOnPause() {
const {result:{result:{objectId:globalId}}} =
await Protocol.Runtime.evaluate({expression: 'this'});
const globalStableId = await stableObjectId(globalId);
const {result:{result:{objectId:aId}}} =
await Protocol.Runtime.evaluate({expression: 'this.a'});
const aStableId = await stableObjectId(aId);
await Protocol.Debugger.enable();
Protocol.Runtime.evaluate({expression: 'debugger'});
const {params:{callFrames:[topFrame]}} =
await Protocol.Debugger.oncePaused();
const topFrameThisStableId = await stableObjectId(topFrame.this.objectId);
InspectorTest.log(
`Compare global and this: ${globalStableId === topFrameThisStableId}`);
const {result:{result:{objectId:globalIdOnPause}}} =
await Protocol.Debugger.evaluateOnCallFrame({
callFrameId: topFrame.callFrameId,
expression: 'this'
});
const globalStableIdOnPause = await stableObjectId(globalIdOnPause);
InspectorTest.log(
`Compare global and global on pause: ${
globalStableId === globalStableIdOnPause}`);
const {result:{result: props}} = await Protocol.Runtime.getProperties({
objectId: topFrame.scopeChain[0].object.objectId
});
const {value:{objectId: aIdOnPause}} = props.find(prop => prop.name === 'a');
const aStableIdOnPause = await stableObjectId(aIdOnPause);
InspectorTest.log(`Compare a and a on pause: ${
aStableId === aStableIdOnPause}`);
}
]);
async function stableObjectId(objectId) {
const {result:{
internalProperties: props
}} = await Protocol.Runtime.getProperties({
objectId,
ownProperties: true,
generatePreview: false
});
return props.find(prop => prop.name === '[[StableObjectId]]').value.value;
}

18
test/inspector/sessions/runtime-remote-object-expected.txt
View File

@ -5,12 +5,6 @@ Retrieving properties in 2
{
id : <messageId>
result : {
internalProperties : [
[0] : {
name : [[StableObjectId]]
value : <StablectObjectId>
}
]
result : [
[0] : {
configurable : true
@ -44,12 +38,6 @@ Retrieving properties in 1
{
id : <messageId>
result : {
internalProperties : [
[0] : {
name : [[StableObjectId]]
value : <StablectObjectId>
}
]
result : [
[0] : {
configurable : true
@ -84,12 +72,6 @@ Retrieving properties in 1
{
id : <messageId>
result : {
internalProperties : [
[0] : {
name : [[StableObjectId]]
value : <StablectObjectId>
}
]
result : [
[0] : {
configurable : true