Move more files into the content namespace.

content/browser/renderer_host/render_widget_host_view_mac_editcommand_helper.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_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_MAC_EDITCOMMAND_HELPER_H_
 #define CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_MAC_EDITCOMMAND_HELPER_H_
 
 #import <Cocoa/Cocoa.h>
 
 #include "base/basictypes.h"
 #include "base/hash_tables.h"
 #include "base/gtest_prod_util.h"
 #include "content/browser/renderer_host/render_widget_host_view_mac.h"
 
+namespace content {
+
 // This class mimics the behavior of WebKit's WebView class in a way that makes
 // sense for Chrome.
 //
 // WebCore has the concept of "core commands", basically named actions such as
 // "Select All" and "Move Cursor Left".  The commands are executed using their
 // string value by WebCore.
 //
 // This class is responsible for 2 things:
 // 1. Provide an abstraction to determine the enabled/disabled state of menu
 // items that correspond to edit commands.
@@ skipping 34 matching lines @@
   // Gets a list of all the selectors that AddEditingSelectorsToClass adds to
   // the aforementioned class.
   // returns an array of NSStrings WITHOUT the trailing ':'s.
   NSArray* GetEditSelectorNames();
 
  private:
   base::hash_set<std::string> edit_command_set_;
   DISALLOW_COPY_AND_ASSIGN(RenderWidgetHostViewMacEditCommandHelper);
 };
 
+}  // namespace content
+
 #endif  // CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_MAC_EDITCOMMAND_HELPER_H_