Factor tab context menu into a shared model and fix mac and win to use it. Im...

chrome/browser/cocoa/tab_view.mm

Index: chrome/browser/cocoa/tab_view.mm
===================================================================
--- chrome/browser/cocoa/tab_view.mm	(revision 34596)
+++ chrome/browser/cocoa/tab_view.mm	(working copy)
@@ -54,6 +54,12 @@
   [super dealloc];
 }
 
+// Use the TabController to provide the menu rather than obtaining it from the
+// nib file.
+- (NSMenu*)menu {
+  return [controller_ menu];
+}
+
 // Overridden so that mouse clicks come to this view (the parent of the
 // hierarchy) first. We want to handle clicks and drags in this class and
 // leave the background button for display purposes only.