Add ability for a BubbleReference to update the BubbleUI.

components/bubble/bubble_controller.h

Index: components/bubble/bubble_controller.h
diff --git a/components/bubble/bubble_controller.h b/components/bubble/bubble_controller.h
index bd87d2dc7f86d68bc2654f6cbdb6edce4e2feb26..c934059261187ef5a059d86fc5f7120d25d1a437 100644
--- a/components/bubble/bubble_controller.h
+++ b/components/bubble/bubble_controller.h
@@ -23,6 +23,9 @@ class BubbleController : public base::SupportsWeakPtr<BubbleController> {
   // Calls CloseBubble on the associated BubbleManager.
   bool CloseBubble(BubbleCloseReason reason);
 
+  // Calls UpdateBubbleUI on the associated BubbleManager.
+  bool UpdateBubbleUI();

[groby-ooo-7-16, 2015/09/03 17:30:01]

Naming convention would make this UpdateBubbleUi. Each word starts with caps,
then lower case.

[hcarmona, 2015/09/03 18:05:54]

Fixed everywhere.

+
  private:
   friend class BubbleManager;
 
@@ -37,6 +40,9 @@ class BubbleController : public base::SupportsWeakPtr<BubbleController> {
   // Returns true if the bubble was closed.
   bool ShouldClose(BubbleCloseReason reason);
 
+  // Called by BubbleManager to notify the bubble to update its UI.
+  bool UpdateBubbleUIInternal();
+
   BubbleManager* manager_;
   scoped_ptr<BubbleDelegate> delegate_;
   scoped_ptr<BubbleUI> bubble_ui_;