DevTools: reformat front-end code to match chromium style.

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

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
  * copyright notice, this list of conditions and the following disclaimer
  * in the documentation and/or other materials provided with the
  * distribution.
  *     * Neither the name of Google Inc. nor the names of its
  * contributors may be used to endorse or promote products derived from
  * this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
-
 /**
- * @constructor
- * @param {!WebInspector.CSSModel} cssModel
- * @param {!WebInspector.Workspace} workspace
- * @param {!WebInspector.NetworkMapping} networkMapping
+ * @unrestricted
  */
-WebInspector.StylesSourceMapping = function(cssModel, workspace, networkMapping)
-{
+WebInspector.StylesSourceMapping = class {
+  /**
+   * @param {!WebInspector.CSSModel} cssModel
+   * @param {!WebInspector.Workspace} workspace
+   * @param {!WebInspector.NetworkMapping} networkMapping
+   */
+  constructor(cssModel, workspace, networkMapping) {
     this._cssModel = cssModel;
     this._workspace = workspace;
     this._networkMapping = networkMapping;
 
     /** @type {!Map<string, !Map<string, !Map<string, !WebInspector.CSSStyleSheetHeader>>>} */
     this._urlToHeadersByFrameId = new Map();
     /** @type {!Map.<!WebInspector.UISourceCode, !WebInspector.StyleFile>} */
     this._styleFiles = new Map();
 
     this._eventListeners = [
-        this._workspace.addEventListener(WebInspector.Workspace.Events.ProjectRemoved, this._projectRemoved, this),
-        this._workspace.addEventListener(WebInspector.Workspace.Events.UISourceCodeAdded, this._uiSourceCodeAddedToWorkspace, this),
-        this._workspace.addEventListener(WebInspector.Workspace.Events.UISourceCodeRemoved, this._uiSourceCodeRemoved, this),
-        this._cssModel.addEventListener(WebInspector.CSSModel.Events.StyleSheetAdded, this._styleSheetAdded, this),
-        this._cssModel.addEventListener(WebInspector.CSSModel.Events.StyleSheetRemoved, this._styleSheetRemoved, this),
-        this._cssModel.addEventListener(WebInspector.CSSModel.Events.StyleSheetChanged, this._styleSheetChanged, this),
-        WebInspector.ResourceTreeModel.fromTarget(cssModel.target()).addEventListener(
-            WebInspector.ResourceTreeModel.Events.MainFrameNavigated, this._unbindAllUISourceCodes, this)
+      this._workspace.addEventListener(WebInspector.Workspace.Events.ProjectRemoved, this._projectRemoved, this),
+      this._workspace.addEventListener(
+          WebInspector.Workspace.Events.UISourceCodeAdded, this._uiSourceCodeAddedToWorkspace, this),
+      this._workspace.addEventListener(
+          WebInspector.Workspace.Events.UISourceCodeRemoved, this._uiSourceCodeRemoved, this),
+      this._cssModel.addEventListener(WebInspector.CSSModel.Events.StyleSheetAdded, this._styleSheetAdded, this),
+      this._cssModel.addEventListener(WebInspector.CSSModel.Events.StyleSheetRemoved, this._styleSheetRemoved, this),
+      this._cssModel.addEventListener(WebInspector.CSSModel.Events.StyleSheetChanged, this._styleSheetChanged, this),
+      WebInspector.ResourceTreeModel.fromTarget(cssModel.target())
+          .addEventListener(
+              WebInspector.ResourceTreeModel.Events.MainFrameNavigated, this._unbindAllUISourceCodes, this)
     ];
-};
-
-WebInspector.StylesSourceMapping.ChangeUpdateTimeoutMs = 200;
-
-WebInspector.StylesSourceMapping.prototype = {
-    /**
-     * @param {!WebInspector.CSSLocation} rawLocation
-     * @return {?WebInspector.UILocation}
-     */
-    rawLocationToUILocation: function(rawLocation)
-    {
-        var uiSourceCode = this._networkMapping.uiSourceCodeForStyleURL(rawLocation.url, rawLocation.header());
-        if (!uiSourceCode)
-            return null;
-        var lineNumber = rawLocation.lineNumber;
-        var columnNumber = rawLocation.columnNumber;
-        var header = this._cssModel.styleSheetHeaderForId(rawLocation.styleSheetId);
-        if (header && header.isInline && header.hasSourceURL) {
-            lineNumber -= header.lineNumberInSource(0);
-            columnNumber -= header.columnNumberInSource(lineNumber, 0);
-        }
-        return uiSourceCode.uiLocation(lineNumber, columnNumber);
-    },
-
-    /**
-     * @param {!WebInspector.Event} event
-     */
-    _styleSheetAdded: function(event)
-    {
-        var header = /** @type {!WebInspector.CSSStyleSheetHeader} */(event.data);
-        var url = header.resourceURL();
-        if (!url)
-            return;
-
-        var map = this._urlToHeadersByFrameId.get(url);
-        if (!map) {
-            map = /** @type {!Map.<string, !Map.<string, !WebInspector.CSSStyleSheetHeader>>} */ (new Map());
-            this._urlToHeadersByFrameId.set(url, map);
-        }
-        var headersById = map.get(header.frameId);
-        if (!headersById) {
-            headersById = /** @type {!Map.<string, !WebInspector.CSSStyleSheetHeader>} */ (new Map());
-            map.set(header.frameId, headersById);
-        }
-        headersById.set(header.id, header);
+  }
+
+  /**
+   * @param {!WebInspector.CSSLocation} rawLocation
+   * @return {?WebInspector.UILocation}
+   */
+  rawLocationToUILocation(rawLocation) {
+    var uiSourceCode = this._networkMapping.uiSourceCodeForStyleURL(rawLocation.url, rawLocation.header());
+    if (!uiSourceCode)
+      return null;
+    var lineNumber = rawLocation.lineNumber;
+    var columnNumber = rawLocation.columnNumber;
+    var header = this._cssModel.styleSheetHeaderForId(rawLocation.styleSheetId);
+    if (header && header.isInline && header.hasSourceURL) {
+      lineNumber -= header.lineNumberInSource(0);
+      columnNumber -= header.columnNumberInSource(lineNumber, 0);
+    }
+    return uiSourceCode.uiLocation(lineNumber, columnNumber);
+  }
+
+  /**
+   * @param {!WebInspector.Event} event
+   */
+  _styleSheetAdded(event) {
+    var header = /** @type {!WebInspector.CSSStyleSheetHeader} */ (event.data);
+    var url = header.resourceURL();
+    if (!url)
+      return;
+
+    var map = this._urlToHeadersByFrameId.get(url);
+    if (!map) {
+      map = /** @type {!Map.<string, !Map.<string, !WebInspector.CSSStyleSheetHeader>>} */ (new Map());
+      this._urlToHeadersByFrameId.set(url, map);
+    }
+    var headersById = map.get(header.frameId);
+    if (!headersById) {
+      headersById = /** @type {!Map.<string, !WebInspector.CSSStyleSheetHeader>} */ (new Map());
+      map.set(header.frameId, headersById);
+    }
+    headersById.set(header.id, header);
+    var uiSourceCode = this._networkMapping.uiSourceCodeForStyleURL(url, header);
+    if (uiSourceCode)
+      this._bindUISourceCode(uiSourceCode, header);
+  }
+
+  /**
+   * @param {!WebInspector.Event} event
+   */
+  _styleSheetRemoved(event) {
+    var header = /** @type {!WebInspector.CSSStyleSheetHeader} */ (event.data);
+    var url = header.resourceURL();
+    if (!url)
+      return;
+
+    var map = this._urlToHeadersByFrameId.get(url);
+    console.assert(map);
+    var headersById = map.get(header.frameId);
+    console.assert(headersById);
+    headersById.delete(header.id);
+
+    if (!headersById.size) {
+      map.delete(header.frameId);
+      if (!map.size) {
+        this._urlToHeadersByFrameId.delete(url);
         var uiSourceCode = this._networkMapping.uiSourceCodeForStyleURL(url, header);
         if (uiSourceCode)
-            this._bindUISourceCode(uiSourceCode, header);
-    },
+          this._unbindUISourceCode(uiSourceCode);
+      }
+    }
+  }
+
+  /**
+   * @param {!WebInspector.UISourceCode} uiSourceCode
+   */
+  _unbindUISourceCode(uiSourceCode) {
+    var styleFile = this._styleFiles.get(uiSourceCode);
+    if (!styleFile)
+      return;
+    styleFile.dispose();
+    this._styleFiles.delete(uiSourceCode);
+  }
+
+  /**
+   * @param {!WebInspector.Event} event
+   */
+  _unbindAllUISourceCodes(event) {
+    if (event.data.target() !== this._cssModel.target())
+      return;
+    for (var styleFile of this._styleFiles.values())
+      styleFile.dispose();
+    this._styleFiles.clear();
+    this._urlToHeadersByFrameId = new Map();
+  }
+
+  /**
+   * @param {!WebInspector.Event} event
+   */
+  _uiSourceCodeAddedToWorkspace(event) {
+    var uiSourceCode = /** @type {!WebInspector.UISourceCode} */ (event.data);
+    if (!this._urlToHeadersByFrameId.has(uiSourceCode.url()))
+      return;
+    this._bindUISourceCode(
+        uiSourceCode, this._urlToHeadersByFrameId.get(uiSourceCode.url()).valuesArray()[0].valuesArray()[0]);
+  }
+
+  /**
+   * @param {!WebInspector.UISourceCode} uiSourceCode
+   * @param {!WebInspector.CSSStyleSheetHeader} header
+   */
+  _bindUISourceCode(uiSourceCode, header) {
+    if (this._styleFiles.get(uiSourceCode) || (header.isInline && !header.hasSourceURL))
+      return;
+    this._styleFiles.set(uiSourceCode, new WebInspector.StyleFile(uiSourceCode, this));
+    WebInspector.cssWorkspaceBinding.updateLocations(header);
+  }
+
+  /**
+   * @param {!WebInspector.Event} event
+   */
+  _projectRemoved(event) {
+    var project = /** @type {!WebInspector.Project} */ (event.data);
+    var uiSourceCodes = project.uiSourceCodes();
+    for (var i = 0; i < uiSourceCodes.length; ++i)
+      this._unbindUISourceCode(uiSourceCodes[i]);
+  }
+
+  /**
+   * @param {!WebInspector.Event} event
+   */
+  _uiSourceCodeRemoved(event) {
+    var uiSourceCode = /** @type {!WebInspector.UISourceCode} */ (event.data);
+    this._unbindUISourceCode(uiSourceCode);
+  }
+
+  /**
+   * @param {!WebInspector.UISourceCode} uiSourceCode
+   * @param {string} content
+   * @param {boolean} majorChange
+   * @return {!Promise<?string>}
+   */
+  _setStyleContent(uiSourceCode, content, majorChange) {
+    var styleSheetIds = this._cssModel.styleSheetIdsForURL(uiSourceCode.url());
+    if (!styleSheetIds.length)
+      return Promise.resolve(/** @type {?string} */ ('No stylesheet found: ' + uiSourceCode.url()));
+
+    this._isSettingContent = true;
 
     /**
-     * @param {!WebInspector.Event} event
+     * @param {?string} error
+     * @this {WebInspector.StylesSourceMapping}
+     * @return {?string}
      */
-    _styleSheetRemoved: function(event)
-    {
-        var header = /** @type {!WebInspector.CSSStyleSheetHeader} */(event.data);
-        var url = header.resourceURL();
-        if (!url)
-            return;
-
-        var map = this._urlToHeadersByFrameId.get(url);
-        console.assert(map);
-        var headersById = map.get(header.frameId);
-        console.assert(headersById);
-        headersById.delete(header.id);
-
-        if (!headersById.size) {
-            map.delete(header.frameId);
-            if (!map.size) {
-                this._urlToHeadersByFrameId.delete(url);
-                var uiSourceCode = this._networkMapping.uiSourceCodeForStyleURL(url, header);
-                if (uiSourceCode)
-                    this._unbindUISourceCode(uiSourceCode);
-            }
-        }
-    },
+    function callback(error) {
+      delete this._isSettingContent;
+      return error || null;
+    }
+
+    var promises = [];
+    for (var i = 0; i < styleSheetIds.length; ++i)
+      promises.push(this._cssModel.setStyleSheetText(styleSheetIds[i], content, majorChange));
+
+    return Promise.all(promises).spread(callback.bind(this));
+  }
+
+  /**
+   * @param {!WebInspector.Event} event
+   */
+  _styleSheetChanged(event) {
+    if (this._isSettingContent)
+      return;
+
+    this._updateStyleSheetTextSoon(event.data.styleSheetId);
+  }
+
+  /**
+   * @param {!CSSAgent.StyleSheetId} styleSheetId
+   */
+  _updateStyleSheetTextSoon(styleSheetId) {
+    if (this._updateStyleSheetTextTimer)
+      clearTimeout(this._updateStyleSheetTextTimer);
+
+    this._updateStyleSheetTextTimer = setTimeout(
+        this._updateStyleSheetText.bind(this, styleSheetId), WebInspector.StylesSourceMapping.ChangeUpdateTimeoutMs);
+  }
+
+  /**
+   * @param {!CSSAgent.StyleSheetId} styleSheetId
+   */
+  _updateStyleSheetText(styleSheetId) {
+    if (this._updateStyleSheetTextTimer) {
+      clearTimeout(this._updateStyleSheetTextTimer);
+      delete this._updateStyleSheetTextTimer;
+    }
+
+    var header = this._cssModel.styleSheetHeaderForId(styleSheetId);
+    if (!header)
+      return;
+    var styleSheetURL = header.resourceURL();
+    if (!styleSheetURL)
+      return;
+    var uiSourceCode = this._networkMapping.uiSourceCodeForStyleURL(styleSheetURL, header);
+    if (!uiSourceCode)
+      return;
+    header.requestContent().then(callback.bind(this, uiSourceCode));
 
     /**
      * @param {!WebInspector.UISourceCode} uiSourceCode
+     * @param {?string} content
+     * @this {WebInspector.StylesSourceMapping}
      */
-    _unbindUISourceCode: function(uiSourceCode)
-    {
-        var styleFile = this._styleFiles.get(uiSourceCode);
-        if (!styleFile)
-            return;
-        styleFile.dispose();
-        this._styleFiles.delete(uiSourceCode);
-    },
-
-    /**
-     * @param {!WebInspector.Event} event
-     */
-    _unbindAllUISourceCodes: function(event)
-    {
-        if (event.data.target() !== this._cssModel.target())
-            return;
-        for (var styleFile of this._styleFiles.values())
-            styleFile.dispose();
-        this._styleFiles.clear();
-        this._urlToHeadersByFrameId = new Map();
-    },
-
-    /**
-     * @param {!WebInspector.Event} event
-     */
-    _uiSourceCodeAddedToWorkspace: function(event)
-    {
-        var uiSourceCode = /** @type {!WebInspector.UISourceCode} */ (event.data);
-        if (!this._urlToHeadersByFrameId.has(uiSourceCode.url()))
-            return;
-        this._bindUISourceCode(uiSourceCode, this._urlToHeadersByFrameId.get(uiSourceCode.url()).valuesArray()[0].valuesArray()[0]);
-    },
-
-    /**
-     * @param {!WebInspector.UISourceCode} uiSourceCode
-     * @param {!WebInspector.CSSStyleSheetHeader} header
-     */
-    _bindUISourceCode: function(uiSourceCode, header)
-    {
-        if (this._styleFiles.get(uiSourceCode) || (header.isInline && !header.hasSourceURL))
-            return;
-        this._styleFiles.set(uiSourceCode, new WebInspector.StyleFile(uiSourceCode, this));
-        WebInspector.cssWorkspaceBinding.updateLocations(header);
-    },
-
-    /**
-     * @param {!WebInspector.Event} event
-     */
-    _projectRemoved: function(event)
-    {
-        var project = /** @type {!WebInspector.Project} */ (event.data);
-        var uiSourceCodes = project.uiSourceCodes();
-        for (var i = 0; i < uiSourceCodes.length; ++i)
-            this._unbindUISourceCode(uiSourceCodes[i]);
-    },
-
-    /**
-     * @param {!WebInspector.Event} event
-     */
-    _uiSourceCodeRemoved: function(event)
-    {
-        var uiSourceCode = /** @type {!WebInspector.UISourceCode} */ (event.data);
-        this._unbindUISourceCode(uiSourceCode);
-    },
-
-    /**
-     * @param {!WebInspector.UISourceCode} uiSourceCode
-     * @param {string} content
-     * @param {boolean} majorChange
-     * @return {!Promise<?string>}
-     */
-    _setStyleContent: function(uiSourceCode, content, majorChange)
-    {
-        var styleSheetIds = this._cssModel.styleSheetIdsForURL(uiSourceCode.url());
-        if (!styleSheetIds.length)
-            return Promise.resolve(/** @type {?string} */("No stylesheet found: " + uiSourceCode.url()));
-
-        this._isSettingContent = true;
-
-        /**
-         * @param {?string} error
-         * @this {WebInspector.StylesSourceMapping}
-         * @return {?string}
-         */
-        function callback(error)
-        {
-            delete this._isSettingContent;
-            return error || null;
-        }
-
-        var promises = [];
-        for (var i = 0; i < styleSheetIds.length; ++i)
-            promises.push(this._cssModel.setStyleSheetText(styleSheetIds[i], content, majorChange));
-
-        return Promise.all(promises).spread(callback.bind(this));
-    },
-
-    /**
-     * @param {!WebInspector.Event} event
-     */
-    _styleSheetChanged: function(event)
-    {
-        if (this._isSettingContent)
-            return;
-
-        this._updateStyleSheetTextSoon(event.data.styleSheetId);
-    },
-
-    /**
-     * @param {!CSSAgent.StyleSheetId} styleSheetId
-     */
-    _updateStyleSheetTextSoon: function(styleSheetId)
-    {
-        if (this._updateStyleSheetTextTimer)
-            clearTimeout(this._updateStyleSheetTextTimer);
-
-        this._updateStyleSheetTextTimer = setTimeout(this._updateStyleSheetText.bind(this, styleSheetId), WebInspector.StylesSourceMapping.ChangeUpdateTimeoutMs);
-    },
-
-    /**
-     * @param {!CSSAgent.StyleSheetId} styleSheetId
-     */
-    _updateStyleSheetText: function(styleSheetId)
-    {
-        if (this._updateStyleSheetTextTimer) {
-            clearTimeout(this._updateStyleSheetTextTimer);
-            delete this._updateStyleSheetTextTimer;
-        }
-
-        var header = this._cssModel.styleSheetHeaderForId(styleSheetId);
-        if (!header)
-            return;
-        var styleSheetURL = header.resourceURL();
-        if (!styleSheetURL)
-            return;
-        var uiSourceCode = this._networkMapping.uiSourceCodeForStyleURL(styleSheetURL, header);
-        if (!uiSourceCode)
-            return;
-        header.requestContent().then(callback.bind(this, uiSourceCode));
-
-        /**
-         * @param {!WebInspector.UISourceCode} uiSourceCode
-         * @param {?string} content
-         * @this {WebInspector.StylesSourceMapping}
-         */
-        function callback(uiSourceCode, content)
-        {
-            var styleFile = this._styleFiles.get(uiSourceCode);
-            if (styleFile)
-                styleFile.addRevision(content || "");
-        }
-    },
-
-    dispose: function()
-    {
-        WebInspector.EventTarget.removeEventListeners(this._eventListeners);
-    }
+    function callback(uiSourceCode, content) {
+      var styleFile = this._styleFiles.get(uiSourceCode);
+      if (styleFile)
+        styleFile.addRevision(content || '');
+    }
+  }
+
+  dispose() {
+    WebInspector.EventTarget.removeEventListeners(this._eventListeners);
+  }
 };
 
+WebInspector.StylesSourceMapping.ChangeUpdateTimeoutMs = 200;
+
 /**
- * @constructor
- * @param {!WebInspector.UISourceCode} uiSourceCode
- * @param {!WebInspector.StylesSourceMapping} mapping
+ * @unrestricted
  */
-WebInspector.StyleFile = function(uiSourceCode, mapping)
-{
+WebInspector.StyleFile = class {
+  /**
+   * @param {!WebInspector.UISourceCode} uiSourceCode
+   * @param {!WebInspector.StylesSourceMapping} mapping
+   */
+  constructor(uiSourceCode, mapping) {
     this._uiSourceCode = uiSourceCode;
     this._mapping = mapping;
     this._eventListeners = [
-        this._uiSourceCode.addEventListener(WebInspector.UISourceCode.Events.WorkingCopyChanged, this._workingCopyChanged, this),
-        this._uiSourceCode.addEventListener(WebInspector.UISourceCode.Events.WorkingCopyCommitted, this._workingCopyCommitted, this)
+      this._uiSourceCode.addEventListener(
+          WebInspector.UISourceCode.Events.WorkingCopyChanged, this._workingCopyChanged, this),
+      this._uiSourceCode.addEventListener(
+          WebInspector.UISourceCode.Events.WorkingCopyCommitted, this._workingCopyCommitted, this)
     ];
     this._commitThrottler = new WebInspector.Throttler(WebInspector.StyleFile.updateTimeout);
     this._terminated = false;
+  }
+
+  /**
+   * @param {!WebInspector.Event} event
+   */
+  _workingCopyCommitted(event) {
+    if (this._isAddingRevision)
+      return;
+
+    this._isMajorChangePending = true;
+    this._commitThrottler.schedule(this._commitIncrementalEdit.bind(this), true);
+  }
+
+  /**
+   * @param {!WebInspector.Event} event
+   */
+  _workingCopyChanged(event) {
+    if (this._isAddingRevision)
+      return;
+
+    this._commitThrottler.schedule(this._commitIncrementalEdit.bind(this), false);
+  }
+
+  _commitIncrementalEdit() {
+    if (this._terminated)
+      return;
+    var promise =
+        this._mapping._setStyleContent(this._uiSourceCode, this._uiSourceCode.workingCopy(), this._isMajorChangePending)
+            .then(this._styleContentSet.bind(this));
+    this._isMajorChangePending = false;
+    return promise;
+  }
+
+  /**
+   * @param {?string} error
+   */
+  _styleContentSet(error) {
+    if (error)
+      console.error(error);
+  }
+
+  /**
+   * @param {string} content
+   */
+  addRevision(content) {
+    this._isAddingRevision = true;
+    this._uiSourceCode.addRevision(content);
+    delete this._isAddingRevision;
+  }
+
+  dispose() {
+    if (this._terminated)
+      return;
+    this._terminated = true;
+    WebInspector.EventTarget.removeEventListeners(this._eventListeners);
+  }
 };
 
 WebInspector.StyleFile.updateTimeout = 200;
-
-WebInspector.StyleFile.prototype = {
-    /**
-     * @param {!WebInspector.Event} event
-     */
-    _workingCopyCommitted: function(event)
-    {
-        if (this._isAddingRevision)
-            return;
-
-        this._isMajorChangePending = true;
-        this._commitThrottler.schedule(this._commitIncrementalEdit.bind(this), true);
-    },
-
-    /**
-     * @param {!WebInspector.Event} event
-     */
-    _workingCopyChanged: function(event)
-    {
-        if (this._isAddingRevision)
-            return;
-
-        this._commitThrottler.schedule(this._commitIncrementalEdit.bind(this), false);
-    },
-
-    _commitIncrementalEdit: function()
-    {
-        if (this._terminated)
-            return;
-        var promise = this._mapping._setStyleContent(this._uiSourceCode, this._uiSourceCode.workingCopy(), this._isMajorChangePending)
-            .then(this._styleContentSet.bind(this));
-        this._isMajorChangePending = false;
-        return promise;
-    },
-
-    /**
-     * @param {?string} error
-     */
-    _styleContentSet: function(error)
-    {
-        if (error)
-            console.error(error);
-    },
-
-    /**
-     * @param {string} content
-     */
-    addRevision: function(content)
-    {
-        this._isAddingRevision = true;
-        this._uiSourceCode.addRevision(content);
-        delete this._isAddingRevision;
-    },
-
-    dispose: function()
-    {
-        if (this._terminated)
-            return;
-        this._terminated = true;
-        WebInspector.EventTarget.removeEventListeners(this._eventListeners);
-    }
-};