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[tools] make ic-explorer deal with empty map records from --trace-ic

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BUG=

Review-Url: https://codereview.chromium.org/2062323003
Cr-Commit-Position: refs/heads/master@{#37025}
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cbruni 2016-06-16 00:06:48 -07:00 committed by Commit bot
parent a49c4b0a47
commit 13d08bc338
1 changed files with 2 additions and 1 deletions
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3
tools/ic-explorer.html
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@ -71,7 +71,7 @@ code is governed by a BSD-style license that can be found in the LICENSE file.
if (offset == -1) return
this.state = parts[++offset];
this.map = parts[offset + 1];
if (this.map.startsWith("map=")) {
if (this.map !== undefined && this.map.startsWith("map=")) {
this.map = this.map.substring(4);
offset++;
} else {
@ -217,6 +217,7 @@ code is governed by a BSD-style license that can be found in the LICENSE file.
function escapeHtml(unsafe) {
if (!unsafe) return "";
return unsafe.toString()
.replace(/&/g, "&")
.replace(/</g, "&lt;")