DevTools: carefully cleanup javascript sourcemaps

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

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 /**
  * @unrestricted
  * @implements {SDK.SDKModelObserver<!SDK.DebuggerModel>}
  */
 Bindings.DebuggerWorkspaceBinding = class extends Common.Object {
   /**
    * @param {!SDK.TargetManager} targetManager
@@ skipping 215 matching lines @@
    * @param {!SDK.DebuggerModel} debuggerModel
    * @return {?Bindings.ResourceScriptFile}
    */
   scriptFile(uiSourceCode, debuggerModel) {
     var modelData = this._debuggerModelToData.get(debuggerModel);
     return modelData ? modelData._resourceMapping.scriptFile(uiSourceCode) : null;
   }
 
   /**
    * @param {!SDK.Script} script
-   * @return {?SDK.TextSourceMap}
+   * @return {?SDK.SourceMap}
    */
   sourceMapForScript(script) {
     var modelData = this._debuggerModelToData.get(script.debuggerModel);
     if (!modelData)
       return null;
     return modelData._compilerMapping.sourceMapForScript(script);
   }
 
   /**
    * @param {!SDK.Script} script
@@ skipping 116 matching lines @@
     return !!this._compilerMapping.mapsToSourceCode(debuggerPausedDetails.callFrames[0].location());
   }
 
   /**
    * @param {!Common.Event} event
    */
   _parsedScriptSource(event) {
     var script = /** @type {!SDK.Script} */ (event.data);
     this._defaultMapping.addScript(script);
     this._resourceMapping.addScript(script);
-
-    if (Common.moduleSetting('jsSourceMapsEnabled').get())
-      this._compilerMapping.addScript(script);
   }
 
   /**
    * @param {!Common.Event} event
    */
   _discardedScriptSource(event) {
     var script = /** @type {!SDK.Script} */ (event.data);
     this._defaultMapping.removeScript(script);
   }
 
@@ skipping 281 matching lines @@
    * @param {number} lineNumber
    * @return {boolean}
    */
   uiLineHasMapping(uiSourceCode, lineNumber) {}
 };
 
 /**
  * @type {!Bindings.DebuggerWorkspaceBinding}
  */
 Bindings.debuggerWorkspaceBinding;