chromeos: Add UMA stats for launcher and app list.

Add the following UMA stats:
- Launcher_ClickOnAppListButton
  Count clicks on launcher's app list button.
- Launcher_ClickOnApp
  Count clicks on apps in launcher bar (including Chrome).
- AppList_ClickOnApp
  Count clicks on apps in app list bubble.
- AppList_Search
  Count search + open result in app list.
- AppList_ClickOnAppFromSearch
  Count clicks on apps in app list search results.

BUG=137358
TEST=Verify the added UMA stats work as expected.

R=sky@chromium.org

Review URL: https://chromiumcodereview.appspot.com/10832247

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@151156 0039d316-1c4b-4281-b951-d872f2087c98

ash/launcher/launcher_view.cc

@@ -1009,16 +1009,27 @@ void LauncherView::ButtonPressed(views::Button* sender,
   switch (model_->items()[view_index].type) {
     case TYPE_TABBED:
     case TYPE_APP_PANEL:
+      delegate_->ItemClicked(model_->items()[view_index], event.flags());
+      break;
+
     case TYPE_APP_SHORTCUT:
     case TYPE_PLATFORM_APP:
+      Shell::GetInstance()->delegate()->RecordUserMetricsAction(
+          UMA_LAUNCHER_CLICK_ON_APP);
       delegate_->ItemClicked(model_->items()[view_index], event.flags());
       break;
 
     case TYPE_APP_LIST:
+      Shell::GetInstance()->delegate()->RecordUserMetricsAction(
+          UMA_LAUNCHER_CLICK_ON_APPLIST_BUTTON);
       Shell::GetInstance()->ToggleAppList();
       break;
 
     case TYPE_BROWSER_SHORTCUT:
+      // Click on browser icon is counted in app clicks.
+      Shell::GetInstance()->delegate()->RecordUserMetricsAction(
+          UMA_LAUNCHER_CLICK_ON_APP);
+
       if (event.flags() & ui::EF_CONTROL_DOWN)
         delegate_->CreateNewWindow();
       else

ash/shell_delegate.h

@@ -37,12 +37,14 @@ class SystemTrayDelegate;
 class UserWallpaperDelegate;
 
 enum UserMetricsAction {
-  UMA_ACCEL_PREVWINDOW_TAB,
+  UMA_ACCEL_NEWTAB_T,
+  UMA_ACCEL_NEXTWINDOW_F5,
   UMA_ACCEL_NEXTWINDOW_TAB,
   UMA_ACCEL_PREVWINDOW_F5,
-  UMA_ACCEL_NEXTWINDOW_F5,
-  UMA_ACCEL_NEWTAB_T,
+  UMA_ACCEL_PREVWINDOW_TAB,
   UMA_ACCEL_SEARCH_LWIN,
+  UMA_LAUNCHER_CLICK_ON_APP,
+  UMA_LAUNCHER_CLICK_ON_APPLIST_BUTTON,
   UMA_MOUSE_DOWN,
   UMA_TOUCHSCREEN_TAP_DOWN,
 };

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

@@ -9,6 +9,7 @@
 #include "chrome/browser/ui/ash/app_list/apps_model_builder.h"
 #include "chrome/browser/ui/ash/app_list/chrome_app_list_item.h"
 #include "chrome/browser/ui/ash/app_list/search_builder.h"
+#include "content/public/browser/user_metrics.h"
 
 AppListViewDelegate::AppListViewDelegate() {
 }
@@ -34,6 +35,7 @@ void AppListViewDelegate::SetModel(app_list::AppListModel* model) {
 void AppListViewDelegate::ActivateAppListItem(
     app_list::AppListItemModel* item,
     int event_flags) {
+  content::RecordAction(content::UserMetricsAction("AppList_ClickOnApp"));
   static_cast<ChromeAppListItem*>(item)->Activate(event_flags);
 }
 

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

@@ -24,6 +24,7 @@
 #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"
@@ -232,11 +233,17 @@ void SearchBuilder::OpenResult(const app_list::SearchResult& 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);

chrome/browser/ui/views/ash/chrome_shell_delegate.cc

@@ -353,6 +353,13 @@ void ChromeShellDelegate::RecordUserMetricsAction(
     case ash::UMA_TOUCHSCREEN_TAP_DOWN:
       content::RecordAction(content::UserMetricsAction("Touchscreen_Down"));
       break;
+    case ash::UMA_LAUNCHER_CLICK_ON_APPLIST_BUTTON:
+      content::RecordAction(
+          content::UserMetricsAction("Launcher_ClickOnApplistButton"));
+      break;
+    case ash::UMA_LAUNCHER_CLICK_ON_APP:
+      content::RecordAction(content::UserMetricsAction("Launcher_ClickOnApp"));
+      break;
   }
 }
 

chrome/tools/chromeactions.txt

@@ -69,6 +69,9 @@
 0x649461e26c8e5796	AcceptedGeneratedKeyword
 0x2b6ed5e3f78e1295	AcceptedKeyword
 0xaa16d48a61361aa6	AcceptedKeywordHint
+0xfc0c75574fa0f498	AppList_ClickOnApp
+0x73d7010c18cf1912	AppList_ClickOnAppFromSearch
+0xdd57b39909cb275a	AppList_Search
 0x9ff9ef57d8d1d87c	AutoDetectChange
 0x0557fa923dcee4d0	Back
 0xc66d44d8107c5f5d	BackColor
@@ -899,6 +902,8 @@
 0xbee911865b93d504	LanguageOptions_UiLanguageChange_zh-CN
 0x03a61bc8bd6c791b	LanguageOptions_UiLanguageChange_zh-TW
 0xd93d87f83683d666	LanguageOptions_UiLanguageChange_zu
+0x7f28f030259fc65e	Launcher_ClickOnApp
+0x2df1e564b9b0952f	Launcher_ClickOnApplistButton
 0x384a6609143bbcae	LoadURL
 0xe009e92f3909009c	LoadURLFromKeyword
 0x795fc04747be6afa	LockScreen