Add UMA metrics for blocked plugins.

chrome/renderer/blocked_plugin.cc

 // Copyright (c) 2011 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/renderer/blocked_plugin.h"
 
 #include "base/string_piece.h"
 #include "base/string_util.h"
 #include "base/values.h"
 #include "chrome/common/jstemplate_builder.h"
@@ skipping 147 matching lines @@
     IPC_END_MESSAGE_MAP()
   }
 
   return false;
 }
 
 void BlockedPlugin::OnMenuItemSelected(
     const webkit_glue::CustomContextMenuContext& /* ignored */,
     unsigned id) {
   if (id == kMenuActionLoad) {
+    Send(new ViewHostMsg_UserMetricsRecordAction("Plugin_Load_Menu"));
     LoadPlugin();
   } else if (id == kMenuActionRemove) {
+    Send(new ViewHostMsg_UserMetricsRecordAction("Plugin_Hide_Menu"));
     HidePlugin();
   }
 }
 
 void BlockedPlugin::OnLoadBlockedPlugins() {
+  Send(new ViewHostMsg_UserMetricsRecordAction("Plugin_Load_UI"));
   LoadPlugin();
 }
 
 void BlockedPlugin::OnSetIsPrerendering(bool is_prerendering) {
   // Prerendering can only be enabled prior to a RenderView's first navigation,
   // so no BlockedPlugin should see the notification that enables prerendering.
   DCHECK(!is_prerendering);
   if (is_blocked_for_prerendering_ && !is_prerendering)
     LoadPlugin();
 }
@@ skipping 17 matching lines @@
     plugin_->ReplayReceivedData(new_plugin);
     plugin_->destroy();
   } else {
     MissingPluginReporter::GetInstance()->ReportPluginMissing(
         plugin_params_.mimeType.utf8(),
         plugin_params_.url);
   }
 }
 
 void BlockedPlugin::Load(const CppArgumentList& args, CppVariant* result) {
+  Send(new ViewHostMsg_UserMetricsRecordAction("Plugin_Load_Click"));
   LoadPlugin();
 }
 
 void BlockedPlugin::Hide(const CppArgumentList& args, CppVariant* result) {
+  Send(new ViewHostMsg_UserMetricsRecordAction("Plugin_Hide_Click"));
   HidePlugin();
 }
 
 void BlockedPlugin::HidePlugin() {
   CHECK(plugin_);
   hidden_ = true;
   WebPluginContainer* container = plugin_->container();
   WebElement element = container->element();
   element.setAttribute("style", "display: none;");
   // If we have a width and height, search for a parent (often <div>) with the
@@ skipping 33 matching lines @@
       element = parent.toConst<WebElement>();
       if (element.hasAttribute("style")) {
         WebString style_str = element.getAttribute("style");
         if (width_regex.match(style_str) >= 0 &&
             height_regex.match(style_str) >= 0)
           element.setAttribute("style", "display: none;");
       }
     }
   }
 }