DevTools: introduce persistence/ module

third_party/WebKit/Source/devtools/front_end/bindings/ResourceScriptMapping.js

Index: third_party/WebKit/Source/devtools/front_end/bindings/ResourceScriptMapping.js
diff --git a/third_party/WebKit/Source/devtools/front_end/bindings/ResourceScriptMapping.js b/third_party/WebKit/Source/devtools/front_end/bindings/ResourceScriptMapping.js
index b608b13e512f2c56cb3167c4245f4025b4e71bb6..d0a6a5d50ad71aa0c6ed0c87758564025f7d2386 100644
--- a/third_party/WebKit/Source/devtools/front_end/bindings/ResourceScriptMapping.js
+++ b/third_party/WebKit/Source/devtools/front_end/bindings/ResourceScriptMapping.js
@@ -325,19 +325,10 @@ WebInspector.ResourceScriptFile.prototype = {
         var workingCopy = this._uiSourceCode.workingCopy();
 
         // Match ignoring sourceURL.
-        if (workingCopy.startsWith(this._scriptSource.trimRight())) {
-            var suffix = this._uiSourceCode.workingCopy().substr(this._scriptSource.length);
-            return !!suffix.length && !suffix.match(WebInspector.Script.sourceURLRegex);
-        }
-
-        // Match ignoring Node wrapper.
-        var nodePrefix = "(function (exports, require, module, __filename, __dirname) { \n";
-        var nodeSuffix = "\n});";
-        if (workingCopy.startsWith("#!/usr/bin/env node\n"))
-            workingCopy = workingCopy.substring("#!/usr/bin/env node\n".length);
-        if (this._scriptSource === nodePrefix + workingCopy + nodeSuffix)
-            return false;
-        return true;
+        if (!workingCopy.startsWith(this._scriptSource.trimRight()))
+            return true;
+        var suffix = this._uiSourceCode.workingCopy().substr(this._scriptSource.length);
+        return !!suffix.length && !suffix.match(WebInspector.Script.sourceURLRegex);
     },
 
     /**