Make app launcher Chrome Store UMA consistent with NTP.

chrome/common/extensions/extension_constants.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 CHROME_COMMON_EXTENSIONS_EXTENSION_CONSTANTS_H_
 #define CHROME_COMMON_EXTENSIONS_EXTENSION_CONSTANTS_H_
 
 #include <string>
 
 #include "base/basictypes.h"
@@ skipping 237 matching lines @@
 
     // User clicked [+] icon in apps page.
     APP_LAUNCH_NTP_WEBSTORE_PLUS_ICON,
 
     // User clicked icon in app launcher main view.
     APP_LAUNCH_APP_LIST_MAIN,
 
     // User clicked app launcher search result.
     APP_LAUNCH_APP_LIST_SEARCH,
 
+    // User clicked the chrome app icon from the app launcher's main view.
+    APP_LAUNCH_APP_LIST_MAIN_CHROME,
+
+    // User clicked the webstore icon from the app launcher's main view.
+    APP_LAUNCH_APP_LIST_MAIN_WEBSTORE,
+
+    // User clicked the chrome app icon from the app launcher's search view.
+    APP_LAUNCH_APP_LIST_SEARCH_CHROME,
+
+    // User clicked the webstore icon from the app launcher's search view.
+    APP_LAUNCH_APP_LIST_SEARCH_WEBSTORE,
+
     APP_LAUNCH_BUCKET_BOUNDARY,
     APP_LAUNCH_BUCKET_INVALID
   };
 
 #if defined(OS_CHROMEOS)
   // Path to preinstalled ChromeVox screen reader extension.
   extern const char kChromeVoxExtensionPath[];
   // Path to preinstalled speech synthesis extension.
   extern const char kSpeechSynthesisExtensionPath[];
   // The extension id of the speech synthesis extension.
@@ skipping 54 matching lines @@
   // List of sizes for extension icons that can be defined in the manifest.
   extern const int kExtensionActionIconSizes[];
   extern const size_t kNumExtensionActionIconSizes;
 
   // List of sizes for extension icons that can be defined in the manifest.
   extern const int kScriptBadgeIconSizes[];
   extern const size_t kNumScriptBadgeIconSizes;
 }  // namespace extension_misc
 
 #endif  // CHROME_COMMON_EXTENSIONS_EXTENSION_CONSTANTS_H_