Fix positioning of Mac permission prompts when fullscreen.

ui/base/test/scoped_fake_nswindow_fullscreen.h

Index: ui/base/test/scoped_fake_nswindow_fullscreen.h
diff --git a/ui/base/test/scoped_fake_nswindow_fullscreen.h b/ui/base/test/scoped_fake_nswindow_fullscreen.h
index 8424932923ed2aa9d1002ba4c3843608c3e8a162..c3be77256772215f9cf1932f9ee3d924985b42ec 100644
--- a/ui/base/test/scoped_fake_nswindow_fullscreen.h
+++ b/ui/base/test/scoped_fake_nswindow_fullscreen.h
@@ -24,6 +24,8 @@ class ScopedFakeNSWindowFullscreen {
   ScopedFakeNSWindowFullscreen();
   ~ScopedFakeNSWindowFullscreen();
 
+  bool IsInTransition();

[tapted, 2016/04/22 05:27:40]

comment for this?

E.g.

Whether a fullscreen transition has started, but the asynchronous tasks posted
to the MessageLoop that simulate its completion have not yet been run.

(alternatively, replace with CompleteTransition() or similar - see below)

[benwells, 2016/04/28 07:32:44]

Done.

+
  private:
   std::unique_ptr<Impl> impl_;