Extend contextMenus API to support browser/page actions

chrome/browser/renderer_context_menu/render_view_context_menu.cc

 // 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.
 
 #include "chrome/browser/renderer_context_menu/render_view_context_menu.h"
 
 #include <algorithm>
 #include <set>
 #include <utility>
 
@@ skipping 536 matching lines @@
       sorted_menu_titles.push_back(menu_title);
     }
   }
   if (sorted_menu_titles.empty())
     return;
 
   const std::string app_locale = g_browser_process->GetApplicationLocale();
   l10n_util::SortStrings16(app_locale, &sorted_menu_titles);
 
   int index = 0;
-  base::TimeTicks begin = base::TimeTicks::Now();
-  for (size_t i = 0; i < sorted_menu_titles.size(); ++i) {
-    const std::string& id = map_ids[sorted_menu_titles[i]];
-    const MenuItem::ExtensionKey extension_key(id);
+  for (std::vector<base::string16>::iterator it = sorted_menu_titles.begin();
+       it != sorted_menu_titles.end(); ++it) {
+    const std::string& id = map_ids[*it];
     extension_items_.AppendExtensionItems(
-        extension_key, printable_selection_text, &index);
+        MenuItem::ExtensionKey(id), printable_selection_text, &index);
   }
-
-  UMA_HISTOGRAM_TIMES("Extensions.ContextMenus_BuildTime",
-                      base::TimeTicks::Now() - begin);
-  UMA_HISTOGRAM_COUNTS("Extensions.ContextMenus_ItemCount", index);
 }
 
 void RenderViewContextMenu::AppendCurrentExtensionItems() {
   // Avoid appending extension related items when |extension| is null.
   // For Panel, this happens when the panel is navigated to a url outside of the
   // extension's package.
   const Extension* extension = GetExtension();
   if (extension) {
     // Only add extension items from this extension.
     int index = 0;
@@ skipping 1415 matching lines @@
   source_web_contents_->GetRenderViewHost()->
       ExecuteMediaPlayerActionAtLocation(location, action);
 }
 
 void RenderViewContextMenu::PluginActionAt(
     const gfx::Point& location,
     const WebPluginAction& action) {
   source_web_contents_->GetRenderViewHost()->
       ExecutePluginActionAtLocation(location, action);
 }