Remove PerBrowser launcher, reland step 1 of 2

chrome/browser/ui/ash/launcher/chrome_launcher_app_menu_item_v2app.h

Index: chrome/browser/ui/ash/launcher/chrome_launcher_app_menu_item_v2app.h
diff --git a/chrome/browser/ui/ash/launcher/chrome_launcher_app_menu_item_v2app.h b/chrome/browser/ui/ash/launcher/chrome_launcher_app_menu_item_v2app.h
index 391ae26c25ff200554c6a62376cd7f2c36cc18df..c195b0e404d1181f89a1e4606a0dac9abc0d81e0 100644
--- a/chrome/browser/ui/ash/launcher/chrome_launcher_app_menu_item_v2app.h
+++ b/chrome/browser/ui/ash/launcher/chrome_launcher_app_menu_item_v2app.h
@@ -13,7 +13,7 @@ namespace gfx {
 class image;
 }
 
-class ChromeLauncherControllerPerApp;
+class ChromeLauncherController;
 
 // A menu item controller for a running V2 application. It gets created when an
 // application list gets created. It's main purpose is to add the activation
@@ -24,7 +24,7 @@ class ChromeLauncherAppMenuItemV2App : public ChromeLauncherAppMenuItem {
       const string16 title,
       const gfx::Image* icon,
       const std::string& app_id,
-      ChromeLauncherControllerPerApp* launcher_controller,
+      ChromeLauncherController* launcher_controller,
       int app_index,
       bool has_leading_separator);
   virtual bool IsEnabled() const OVERRIDE;
@@ -32,7 +32,7 @@ class ChromeLauncherAppMenuItemV2App : public ChromeLauncherAppMenuItem {
 
  private:
   // The owning class which can be used to validate the controller.
-  ChromeLauncherControllerPerApp* launcher_controller_;
+  ChromeLauncherController* launcher_controller_;
 
   // The application ID.
   const std::string app_id_;