Adds code for a new Aura shell.

ui/aura_shell/launcher/launcher_view.h

Index: ui/aura_shell/launcher/launcher_view.h
===================================================================
--- ui/aura_shell/launcher/launcher_view.h	(revision 0)
+++ ui/aura_shell/launcher/launcher_view.h	(working copy)
@@ -6,5 +6,30 @@
 #define UI_AURA_SHELL_LAUNCHER_VIEW_H_
 #pragma once
 
+#include "views/widget/widget_delegate.h"
+#include "views/controls/button/button.h"
 
+class LauncherButton;
+
+class LauncherView : public views::WidgetDelegateView,
+                     public views::ButtonListener {
+ public:
+  LauncherView();
+  virtual ~LauncherView();
+
+ private:
+  // Overridden from views::View:
+  virtual void Layout() OVERRIDE;
+  virtual void OnPaint(gfx::Canvas* canvas) OVERRIDE;
+
+  // Overridden from views::ButtonListener:
+  virtual void ButtonPressed(views::Button* sender,
+                             const views::Event& event) OVERRIDE;
+
+  LauncherButton* chrome_button_;
+  LauncherButton* applist_button_;
+
+  DISALLOW_COPY_AND_ASSIGN(LauncherView);
+};
+
 #endif  // UI_AURA_SHELL_LAUNCHER_VIEW_H_