[wasm] Update spec tests

This CL updates the wasm spec tests. In addition it adds an
assertNotEquals function to mjsunit.js, and it fixes the test harness
to not call quit() because it causes a dead-lock in combination with
async compilation.

R=rossberg@chromium.org

Change-Id: I50cf737993adb3e2bd27977efe7e20e304b89078
Reviewed-on: https://chromium-review.googlesource.com/558077
Reviewed-by: Andreas Rossberg <rossberg@chromium.org>
Commit-Queue: Andreas Haas <ahaas@chromium.org>
Cr-Commit-Position: refs/heads/master@{#46366}

DEPS

@@ -40,7 +40,7 @@ deps = {
   "v8/tools/clang":
     Var("chromium_url") + "/chromium/src/tools/clang.git" + "@" + "2023fc2e8eac6c8a6c83786460deb566db1f813d",
   "v8/test/wasm-js":
-    Var("chromium_url") + "/external/github.com/WebAssembly/spec.git" + "@" + "c4774b47d326e4114f96232f1389a555639d7348",
+    Var("chromium_url") + "/external/github.com/WebAssembly/spec.git" + "@" + "aadd3a340c78e53078a7bb6c17cc30f105c2960c",
 }
 
 deps_os = {

test/mjsunit/mjsunit.js

@@ -54,6 +54,11 @@ var assertSame;
 // and the properties of non-Array objects).
 var assertEquals;
 
+// Expected and found values are not identical primitive values or functions
+// or similarly structured objects (checking internal properties
+// of, e.g., Number and Date objects, the elements of arrays
+// and the properties of non-Array objects).
+var assertNotEquals;
 
 // The difference between expected and found value is within certain tolerance.
 var assertEqualsDelta;
@@ -345,6 +350,12 @@ var failWithMessage;
     }
   };
 
+  assertNotEquals = function assertNotEquals(expected, found, name_opt) {
+    if (deepEquals(found, expected)) {
+      fail("not equals to " + PrettyPrint(expected), found, name_opt);
+    }
+  };
+
 
   assertEqualsDelta =
       function assertEqualsDelta(expected, found, delta, name_opt) {

test/mjsunit/wasm/jsapi-harness.js

@@ -15,7 +15,9 @@ const known_failures = {
   "'WebAssembly.Table.prototype.set' method":
     'https://bugs.chromium.org/p/v8/issues/detail?id=5507',
   "'WebAssembly.Instance.prototype.exports' accessor property":
-    'https://bugs.chromium.org/p/v8/issues/detail?id=5507'
+    'https://bugs.chromium.org/p/v8/issues/detail?id=5507',
+  "'WebAssembly.Memory.prototype.grow' method":
+    'https://bugs.chromium.org/p/v8/issues/detail?id=6546'
 };
 
 let failures = [];
@@ -61,6 +63,7 @@ function promise_test(func, description) {
 }
 
 let assert_equals = assertEquals;
+let assert_not_equals = assertNotEquals;
 let assert_true = assertEquals.bind(null, true);
 let assert_false = assertEquals.bind(null, false);
 
@@ -104,7 +107,7 @@ assertPromiseResult(last_promise, _ => {
             "the bug, please remove the test from the known failures list.")
     }
     if (unexpected) {
-      quit(1);
+      assertUnreachable("Unexpected outcome");
     }
   }
 });

test/wasm-spec-tests/tests.tar.gz.sha1

@@ -1 +1 @@
-6f42a1e559ccf6187f0bddfde47951895d88b327
+fd32148c2fedcce0828d9ef94b8081a84ff35fa9