Enable touch based selection and editing for webpages behind a flag.

content/renderer/render_view_impl.h

 // Copyright (c) 2012 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.
 
 #ifndef CONTENT_RENDERER_RENDER_VIEW_IMPL_H_
 #define CONTENT_RENDERER_RENDER_VIEW_IMPL_H_
 
 #include <set>
 
 #include "base/basictypes.h"
@@ skipping 431 matching lines @@
   virtual void initializeHelperPluginWebFrame(WebKit::WebHelperPlugin*);
   virtual void didStartLoading();
   virtual void didStopLoading();
   virtual void didChangeLoadProgress(WebKit::WebFrame* frame,
                                      double load_progress);
   virtual bool isSmartInsertDeleteEnabled();
   virtual bool isSelectTrailingWhitespaceEnabled();
   virtual void didCancelCompositionOnSelectionChange();
   virtual void didChangeSelection(bool is_selection_empty);
   virtual void didExecuteCommand(const WebKit::WebString& command_name);
+  virtual void didChangeTouchEditingHandleVisibility(bool visible) OVERRIDE;
   virtual bool handleCurrentKeyboardEvent();
   virtual WebKit::WebColorChooser* createColorChooser(
       WebKit::WebColorChooserClient*, const WebKit::WebColor& initial_color);
   virtual bool runFileChooser(
       const WebKit::WebFileChooserParams& params,
       WebKit::WebFileChooserCompletion* chooser_completion);
   virtual void runModalAlertDialog(WebKit::WebFrame* frame,
                                    const WebKit::WebString& message);
   virtual bool runModalConfirmDialog(WebKit::WebFrame* frame,
                                      const WebKit::WebString& message);
@@ skipping 1141 matching lines @@
   // use the Observer interface to filter IPC messages and receive frame change
   // notifications.
   // ---------------------------------------------------------------------------
 
   DISALLOW_COPY_AND_ASSIGN(RenderViewImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_RENDER_VIEW_IMPL_H_