third_party/WebKit/Source/devtools/front_end/sdk/CSSModel.js - Issue 2371133003: [Devtools] Lazily build reverse mappings

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Unified Diff: third_party/WebKit/Source/devtools/front_end/sdk/CSSModel.js

Issue 2371133003: [Devtools] Lazily build reverse mappings (Closed)

Patch Set: Addressing comments Created 4 years, 3 months ago

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Index: third_party/WebKit/Source/devtools/front_end/sdk/CSSModel.js

diff --git a/third_party/WebKit/Source/devtools/front_end/sdk/CSSModel.js b/third_party/WebKit/Source/devtools/front_end/sdk/CSSModel.js

index 0a10c72cb5445a7852105235bdf23cceb0f928ca..303aa2ab9c7a8fb62e1824fde72aefbefde5e8b3 100644

--- a/third_party/WebKit/Source/devtools/front_end/sdk/CSSModel.js

+++ b/third_party/WebKit/Source/devtools/front_end/sdk/CSSModel.js

@@ -212,7 +212,9 @@ WebInspector.CSSModel.prototype = {

_factoryForSourceMap: function(sourceMap)

{

- var sourceExtensions = new Set(sourceMap.sourceURLs().map(url => WebInspector.ParsedURL.extractExtension(url)));

+ var sourceExtensions = new Set();

+ for (var url of sourceMap.sourceURLs())

+ sourceExtensions.add(WebInspector.ParsedURL.extractExtension(url));

for (var runtimeExtension of self.runtime.extensions(WebInspector.SourceMapFactory)) {

var supportedExtensions = new Set(runtimeExtension.descriptor()["extensions"]);

if (supportedExtensions.containsAll(sourceExtensions))