aura: Fix Chrome OS status area browser tests.

ui/aura_shell/shell.h

Index: ui/aura_shell/shell.h
diff --git a/ui/aura_shell/shell.h b/ui/aura_shell/shell.h
index 75643c558c75ae3b6aa2cb766d880dd1f484b804..26ed93cfba428b802760ed70834e52dc87b83756 100644
--- a/ui/aura_shell/shell.h
+++ b/ui/aura_shell/shell.h
@@ -23,6 +23,9 @@ class Window;
 namespace gfx {
 class Rect;
 }
+namespace views {
+class Widget;
+}
 
 namespace aura_shell {
 
@@ -50,6 +53,9 @@ class AURA_SHELL_EXPORT Shell {
 
   static void DeleteInstanceForTesting();
 
+  ShellDelegate* delegate() { return delegate_.get(); }
+  Launcher* launcher() { return launcher_.get(); }
+
   aura::Window* GetContainer(int container_id);
   const aura::Window* GetContainer(int container_id) const;
 
@@ -60,8 +66,7 @@ class AURA_SHELL_EXPORT Shell {
   // Toggles between overview mode and normal mode.
   void ToggleOverview();
 
-  ShellDelegate* delegate() { return delegate_.get(); }
-  Launcher* launcher() { return launcher_.get(); }
+  views::Widget* GetStatusAreaWidget();
 
  private:
   typedef std::pair<aura::Window*, gfx::Rect> WindowAndBoundsPair;