chromeos: Add UMA stats for launcher and app list.

chrome/browser/ui/ash/app_list/search_builder.cc

 // 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.
 
 #include "chrome/browser/ui/ash/app_list/search_builder.h"
 
 #include <string>
 
 #include "base/command_line.h"
 #include "chrome/browser/autocomplete/autocomplete_controller.h"
 #include "chrome/browser/autocomplete/autocomplete_input.h"
 #include "chrome/browser/autocomplete/autocomplete_match.h"
 #include "chrome/browser/autocomplete/autocomplete_result.h"
 #include "chrome/browser/autocomplete/extension_app_provider.h"
 #include "chrome/browser/event_disposition.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/extensions/image_loading_tracker.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/ash/extension_utils.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_finder.h"
 #include "chrome/browser/ui/browser_tabstrip.h"
 #include "chrome/common/extensions/extension.h"
 #include "chrome/common/extensions/extension_icon_set.h"
 #include "chrome/common/url_constants.h"
 #include "content/public/browser/web_contents.h"
+#include "content/public/browser/user_metrics.h"
 #include "grit/generated_resources.h"
 #include "grit/theme_resources.h"
 #include "ui/app_list/app_list_switches.h"
 #include "ui/app_list/search_box_model.h"
 #include "ui/app_list/search_result.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/base/resource/resource_bundle.h"
 
 namespace {
 
@@ skipping 188 matching lines @@
   else
     apps_provider_->Stop(true);
 }
 
 void SearchBuilder::OpenResult(const app_list::SearchResult& result,
                                int event_flags) {
   const SearchBuilderResult* builder_result =
       static_cast<const SearchBuilderResult*>(&result);
   const AutocompleteMatch& match = builder_result->match();
 
+  // Count AppList.Search here because it is composed of search + action.
+  content::RecordAction(content::UserMetricsAction("AppList_Search"));
+
   if (match.type == AutocompleteMatch::EXTENSION_APP) {
     const extensions::Extension* extension =
         GetExtensionByURL(profile_, match.destination_url);
-    if (extension)
+    if (extension) {
+      content::RecordAction(
+          content::UserMetricsAction("AppList_ClickOnAppFromSearch"));
       extension_utils::OpenExtension(profile_, extension, event_flags);
+    }
   } else {
     WindowOpenDisposition disposition =
         chrome::DispositionFromEventFlags(event_flags);
     Browser* browser = browser::FindOrCreateTabbedBrowser(profile_);
 
     if (disposition == CURRENT_TAB) {
       // If current tab is not NTP, change disposition to NEW_FOREGROUND_TAB.
       const GURL& url = chrome::GetActiveWebContents(browser) ?
           chrome::GetActiveWebContents(browser)->GetURL() : GURL();
       if (!url.SchemeIs(chrome::kChromeUIScheme) ||
@@ skipping 19 matching lines @@
        ++it) {
     results_->Add(new SearchBuilderResult(profile_, *it));
   }
 }
 
 void SearchBuilder::OnResultChanged(bool default_match_changed) {
   // TODO(xiyuan): Handle default match properly.
   const AutocompleteResult& ac_result = controller_->result();
   PopulateFromACResult(ac_result);
 }