FullscreenExitBubble temp UI for Mac.

chrome/browser/ui/cocoa/browser_window_controller.h

Index: chrome/browser/ui/cocoa/browser_window_controller.h
diff --git a/chrome/browser/ui/cocoa/browser_window_controller.h b/chrome/browser/ui/cocoa/browser_window_controller.h
index 897dad04313f68dd1a875383f85fabfb47d1a715..69289360ce630313989b792059a7d3c6e33f1dc5 100644
--- a/chrome/browser/ui/cocoa/browser_window_controller.h
+++ b/chrome/browser/ui/cocoa/browser_window_controller.h
@@ -19,6 +19,7 @@
 #import "chrome/browser/ui/cocoa/bookmarks/bookmark_bar_controller.h"
 #import "chrome/browser/ui/cocoa/bookmarks/bookmark_bubble_controller.h"
 #import "chrome/browser/ui/cocoa/browser_command_executor.h"
+#import "chrome/browser/ui/cocoa/fullscreen_exit_bubble_controller.h"
 #import "chrome/browser/ui/cocoa/tab_contents/tab_contents_controller.h"
 #import "chrome/browser/ui/cocoa/tabs/tab_strip_controller.h"
 #import "chrome/browser/ui/cocoa/tabs/tab_window_controller.h"
@@ -73,6 +74,7 @@ class TabContents;
   scoped_nsobject<SidebarController> sidebarController_;
   scoped_nsobject<PreviewableContentsController> previewableContentsController_;
   scoped_nsobject<PresentationModeController> presentationModeController_;
+  scoped_nsobject<FullscreenExitBubbleController> fullscreenExitBubbleController_;
 
   // Strong. StatusBubble is a special case of a strong reference that
   // we don't wrap in a scoped_ptr because it is acting the same
@@ -121,6 +123,8 @@ class TabContents;
   // nil for those which don't).
   scoped_nsobject<NSView> floatingBarBackingView_;
 
+  BOOL showFloatingChrome_;
+
   // Tracks whether the floating bar is above or below the bookmark bar, in
   // terms of z-order.
   BOOL floatingBarAboveBookmarkBar_;
@@ -391,6 +395,7 @@ class TabContents;
 // that is shown.  0 is completely hidden, 1 is fully shown.
 - (CGFloat)floatingBarShownFraction;
 - (void)setFloatingBarShownFraction:(CGFloat)fraction;
+- (void)setShowFloatingChrome:(BOOL)showChrome;
 
 // Query/lock/release the requirement that the tab strip/toolbar/attached
 // bookmark bar bar cluster is visible (e.g., when one of its elements has