Introduce App Launcher for Windows.

ui/views/bubble/bubble_delegate.h

Index: ui/views/bubble/bubble_delegate.h
diff --git a/ui/views/bubble/bubble_delegate.h b/ui/views/bubble/bubble_delegate.h
index 04cac9cff95c6c7741ac9da12cf7a369435f4ef2..89c6fc4ca455c5e834186cbaced32cbecff12f1b 100644
--- a/ui/views/bubble/bubble_delegate.h
+++ b/ui/views/bubble/bubble_delegate.h
@@ -122,9 +122,16 @@ class VIEWS_EXPORT BubbleDelegateView : public WidgetDelegateView,
   // Perform view initialization on the contents for bubble sizing.
   virtual void Init();
 
-  // Set the anchor view, this must be done before calling CreateBubble or Show.
+  // Set the anchor view, this (or set_anchor_point) must be done before
+  // calling CreateBubble or Show.
   void set_anchor_view(View* anchor_view) { anchor_view_ = anchor_view; }
 
+  // Sets the anchor point used in the absence of an anchor view. This
+  // (or set_anchor_view) must be set before calling CreateBubble or Show.
+  void set_anchor_point(gfx::Point anchor_point) {
+    anchor_point_ = anchor_point;
+  }
+
   bool move_with_anchor() const { return move_with_anchor_; }
   void set_move_with_anchor(bool move_with_anchor) {
     move_with_anchor_ = move_with_anchor;
@@ -156,6 +163,9 @@ class VIEWS_EXPORT BubbleDelegateView : public WidgetDelegateView,
   View* anchor_view_;
   Widget* anchor_widget_;
 
+  // The anchor point used in the absence of an anchor view.
+  gfx::Point anchor_point_;
+
   // If true, the bubble will re-anchor (and may resize) with |anchor_widget_|.
   bool move_with_anchor_;