mash: Merge ChromeLauncherController and *Impl subclass.

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

Index: chrome/browser/ui/ash/launcher/launcher_context_menu.h
diff --git a/chrome/browser/ui/ash/launcher/launcher_context_menu.h b/chrome/browser/ui/ash/launcher/launcher_context_menu.h
index c600b41243815e045ee059d343db27b1bb450349..85084858019d9eff7cc25ffbbe67ee15063641ca 100644
--- a/chrome/browser/ui/ash/launcher/launcher_context_menu.h
+++ b/chrome/browser/ui/ash/launcher/launcher_context_menu.h
@@ -10,7 +10,7 @@
 #include "base/macros.h"
 #include "ui/base/models/simple_menu_model.h"
 
-class ChromeLauncherControllerImpl;
+class ChromeLauncherController;
 
 namespace ash {
 class WmShelf;
@@ -42,7 +42,7 @@ class LauncherContextMenu : public ui::SimpleMenuModel,
   ~LauncherContextMenu() override;
 
   // Static function to create contextmenu instance.
-  static LauncherContextMenu* Create(ChromeLauncherControllerImpl* controller,
+  static LauncherContextMenu* Create(ChromeLauncherController* controller,
                                      const ash::ShelfItem* item,
                                      ash::WmShelf* wm_shelf);
 
@@ -54,10 +54,10 @@ class LauncherContextMenu : public ui::SimpleMenuModel,
   void ExecuteCommand(int command_id, int event_flags) override;
 
  protected:
-  LauncherContextMenu(ChromeLauncherControllerImpl* controller,
+  LauncherContextMenu(ChromeLauncherController* controller,
                       const ash::ShelfItem* item,
                       ash::WmShelf* wm_shelf);
-  ChromeLauncherControllerImpl* controller() const { return controller_; }
+  ChromeLauncherController* controller() const { return controller_; }
 
   const ash::ShelfItem& item() const { return item_; }
 
@@ -71,7 +71,7 @@ class LauncherContextMenu : public ui::SimpleMenuModel,
   bool ExecuteCommonCommand(int command_id, int event_flags);
 
  private:
-  ChromeLauncherControllerImpl* controller_;
+  ChromeLauncherController* controller_;
 
   ash::ShelfItem item_;