Enables permission bubbles to remain visible during fulscreen on Mac.

chrome/browser/ui/cocoa/website_settings/permission_bubble_cocoa.mm

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/ui/cocoa/website_settings/permission_bubble_cocoa.h"
 
 #import "chrome/browser/ui/cocoa/base_bubble_controller.h"
 #import "chrome/browser/ui/cocoa/browser_window_controller.h"
 #import "chrome/browser/ui/cocoa/location_bar/location_bar_view_mac.h"
 #import "chrome/browser/ui/cocoa/website_settings/permission_bubble_controller.h"
@@ skipping 13 matching lines @@
     const std::vector<bool>& accept_state,
     bool customization_mode) {
   DCHECK(parent_window_);
 
   if (!bubbleController_) {
     bubbleController_ = [[PermissionBubbleController alloc]
         initWithParentWindow:parent_window_
                       bridge:this];
   }
 
-  LocationBarViewMac* location_bar =
-      [[parent_window_ windowController] locationBarBridge];
-  NSPoint anchor = location_bar->GetPageInfoBubblePoint();
-  [bubbleController_ showAtAnchor:[parent_window_ convertBaseToScreen:anchor]
+  [bubbleController_ showAtAnchor:AnchorPoint()
                      withDelegate:delegate_
                       forRequests:requests
                      acceptStates:accept_state
                 customizationMode:customization_mode];
 }
 
 void PermissionBubbleCocoa::Hide() {
   [bubbleController_ close];
 }
 
+bool PermissionBubbleCocoa::IsVisible() {
+  return bubbleController_ != nil;
+}
+
 void PermissionBubbleCocoa::SetDelegate(Delegate* delegate) {
   if (delegate_ == delegate)
     return;
   if (delegate_ && delegate)
     delegate_->SetView(NULL);
   delegate_ = delegate;
 }
 
 bool PermissionBubbleCocoa::CanAcceptRequestUpdate() {
   // TODO(gbillock): implement. Should return true if the mouse is not over the
   // dialog.
   return false;
 }
 
 void PermissionBubbleCocoa::OnBubbleClosing() {
   bubbleController_ = nil;
 }
+
+NSPoint PermissionBubbleCocoa::AnchorPoint() {
+  LocationBarViewMac* location_bar =
+      [[parent_window_ windowController] locationBarBridge];
+  NSPoint anchor = location_bar->GetPageInfoBubblePoint();
+  return [parent_window_ convertBaseToScreen:anchor];
+}
+
+NSWindow* PermissionBubbleCocoa::window() {
+  return [bubbleController_ window];
+}