Mac fullscreen mode (with pkasting).

chrome/browser/cocoa/bookmark_bar_controller.h

Index: chrome/browser/cocoa/bookmark_bar_controller.h
===================================================================
--- chrome/browser/cocoa/bookmark_bar_controller.h	(revision 19517)
+++ chrome/browser/cocoa/bookmark_bar_controller.h	(working copy)
@@ -16,6 +16,7 @@
 class BookmarkNode;
 @class BookmarkBarView;
 class Profile;
+class PrefService;
 
 // The interface for an object which can open URLs for a bookmark.
 @protocol BookmarkURLOpener
@@ -30,13 +31,19 @@
  @private
   BookmarkModel* bookmarkModel_;  // weak; part of the profile owned by the
                                   // top-level Browser object.
+  PrefService* preferences_;      // (ditto)
 
-  // Currently these two are always the same, but they mean slightly
-  // different things.  contentAreaHasOffset_ is an implementation
-  // detail of bookmark bar visibility.
+  // Currently these two are always the same when not in fullscreen
+  // mode, but they mean slightly different things.
+  // contentAreaHasOffset_ is an implementation detail of bookmark bar
+  // show state.
   BOOL contentViewHasOffset_;
-  BOOL barIsVisible_;
+  BOOL barShouldBeShown_;
 
+  // If the bar is disabled, we hide it and ignore show/hide commands.
+  // Set when using fullscreen mode.
+  BOOL barIsEnabled_;
+
   // The view of the bookmark bar itself.
   // Not made into a scoped_nsobject since I may move it into a nib.
   // (See TODO in initWithProfile: in bookmark_bar_controller.mm).
@@ -70,6 +77,11 @@
 // Toggle the state of the bookmark bar.
 - (void)toggleBookmarkBar;
 
+// Turn on or off the bookmark bar and prevent or reallow its
+// appearance.  On disable, toggle off if shown.  On enable, show only
+// if needed.  For fullscreen mode.
+- (void)setBookmarkBarEnabled:(BOOL)enabled;
+
 @end
 
 // Redirects from BookmarkBarBridge, the C++ object which glues us to