MacViews: Harmony for toolbar actions bubbles.

chrome/browser/ui/cocoa/extensions/browser_actions_controller.h

Index: chrome/browser/ui/cocoa/extensions/browser_actions_controller.h
diff --git a/chrome/browser/ui/cocoa/extensions/browser_actions_controller.h b/chrome/browser/ui/cocoa/extensions/browser_actions_controller.h
index 1c8ebe70305a983724779ffd146bc6278ccf7c8c..319de8136e3926cf5df8cea853d5fd3d96d59fbf 100644
--- a/chrome/browser/ui/cocoa/extensions/browser_actions_controller.h
+++ b/chrome/browser/ui/cocoa/extensions/browser_actions_controller.h
@@ -19,6 +19,7 @@ class Browser;
 @class MenuButton;
 class ToolbarActionsBar;
 @class ToolbarActionsBarBubbleMac;
+class ToolbarActionsBarBubbleViewsPresenter;
 class ToolbarActionsBarDelegate;
 
 namespace content {
@@ -58,6 +59,9 @@ extern NSString* const kBrowserActionVisibilityChangedNotification;
   // The index of the currently-focused view in the overflow menu, or -1 if
   // no view is focused.
   NSInteger focusedViewIndex_;
+
+  // Bridge for showing the toolkit-views bubble on a Cocoa browser.
+  std::unique_ptr<ToolbarActionsBarBubbleViewsPresenter> viewsBubblePresenter_;
 }
 
 @property(nonatomic) CGFloat maxWidth;
@@ -109,6 +113,10 @@ extern NSString* const kBrowserActionVisibilityChangedNotification;
 // Returns the size for the provided |maxWidth| of the overflow menu.
 - (gfx::Size)sizeForOverflowWidth:(int)maxWidth;
 
+// Called when the window for the active bubble is closing, and sets the active
+// bubble to nil.
+- (void)bubbleWindowClosing:(NSNotification*)notification;
+
 @end  // @interface BrowserActionsController
 
 @interface BrowserActionsController(TestingAPI)