Added menus for bookmark bar folders.

chrome/browser/cocoa/bookmark_bar_controller.h

Index: chrome/browser/cocoa/bookmark_bar_controller.h
===================================================================
--- chrome/browser/cocoa/bookmark_bar_controller.h	(revision 21293)
+++ chrome/browser/cocoa/bookmark_bar_controller.h	(working copy)
@@ -40,6 +40,13 @@
   BOOL contentViewHasOffset_;
   BOOL barShouldBeShown_;
 
+  // BookmarkNodes have a 64bit id.  NSMenuItems have a 32bit tag used
+  // to represent the bookmark node they refer to.  This map provides
+  // a mapping from one to the other, so we can properly identify the
+  // node from the item.  When adding items in, we start with seedId_.
+  int32 seedId_;
+  std::map<int32,int64> menuTagMap_;
+
   // Our bookmark buttons, ordered from L-->R.
   scoped_nsobject<NSMutableArray> buttons_;
 
@@ -58,6 +65,8 @@
   // Delegate which can open URLs for us.
   id<BookmarkURLOpener> delegate_;  // weak
 
+  IBOutlet NSView* buttonView_;
+  IBOutlet NSButton* offTheSideButton_;
   IBOutlet NSMenu* buttonContextMenu_;
 }
 
@@ -86,6 +95,8 @@
 // Actions for manipulating bookmarks.
 // From a button, ...
 - (IBAction)openBookmark:(id)sender;
+- (IBAction)openFolderMenuFromButton:(id)sender;
+- (IBAction)openOffTheSideMenuFromButton:(id)sender;
 // From a context menu over the button, ...
 - (IBAction)openBookmarkInNewForegroundTab:(id)sender;
 - (IBAction)openBookmarkInNewWindow:(id)sender;
@@ -98,7 +109,6 @@
 - (IBAction)addPage:(id)sender;
 - (IBAction)addOrRenameFolder:(id)sender;
 
-
 @end
 
 // Redirects from BookmarkBarBridge, the C++ object which glues us to
@@ -123,13 +133,19 @@
 
 
 // These APIs should only be used by unit tests (or used internally).
-@interface BookmarkBarController(TestingAPI)
+@interface BookmarkBarController(InternalOrTestingAPI)
 // Set the delegate for a unit test.
 - (void)setDelegate:(id<BookmarkURLOpener>)delegate;
 - (void)clearBookmarkBar;
+- (NSView*)buttonView;
 - (NSArray*)buttons;
 - (NSRect)frameForBookmarkButtonFromCell:(NSCell*)cell xOffset:(int*)xOffset;
 - (void)checkForBookmarkButtonGrowth:(NSButton*)button;
+- (void)frameDidChange;
+- (BOOL)offTheSideButtonIsEnabled;
+- (NSMenu *)menuForFolderNode:(const BookmarkNode*)node;
+- (int64)nodeIdFromMenuTag:(int32)tag;
+- (int32)menuTagFromNodeId:(int64)menuid;
 @end
 
 #endif  // CHROME_BROWSER_COCOA_BOOKMARK_BAR_CONTROLLER_H_