Implement fullscreen info bubble on Win and Mac

chrome/browser/ui/cocoa/info_bubble_window.mm

 // Copyright (c) 2011 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.
 
 #import "chrome/browser/ui/cocoa/info_bubble_window.h"
 
 #include "base/basictypes.h"
 #include "base/logging.h"
 #include "base/memory/scoped_nsobject.h"
 #include "content/common/content_notification_types.h"
@@ skipping 118 matching lines @@
   }
   return self;
 }
 
 // According to
 // http://www.cocoabuilder.com/archive/message/cocoa/2006/6/19/165953,
 // NSBorderlessWindowMask windows cannot become key or main. In this
 // case, this is not a desired behavior. As an example, the bubble could have
 // buttons.
 - (BOOL)canBecomeKeyWindow {
-  return YES;
+  return NO;

[Scott Hess - ex-Googler, 2011/10/10 23:19:50]

This needs to be conditional.  Avi could probably tell you if doing this will
cause an accessibility fail.

[jeremya, 2011/10/11 05:28:48]

Avi who? :)

[Scott Hess - ex-Googler, 2011/10/11 05:32:30]

Drissman, avi@chromium.org, I'm pretty sure he groks the OSX accessibility
stuff.    He's in MTV this week, if you're conveniently located.

 }
 
 // Lets the traffic light buttons on the browser window keep their "active"
 // state while an info bubble is open. Only has an effect on 10.7.
 - (BOOL)_sharesParentKeyState {
   return YES;
 }
 
 - (void)close {
   // Block the window from receiving events while it fades out.
@@ skipping 69 matching lines @@
 - (void)sendEvent:(NSEvent*)theEvent {
   if (!closing_)
     [super sendEvent:theEvent];
 }
 
 - (BOOL)isClosing {
   return closing_;
 }
 
 @end