Disables pinned tabs until I land apps. I've #ifdef parts that are...

chrome/browser/tab_menu_model.cc

Index: chrome/browser/tab_menu_model.cc
===================================================================
--- chrome/browser/tab_menu_model.cc	(revision 37310)
+++ chrome/browser/tab_menu_model.cc	(working copy)
@@ -18,6 +18,7 @@
   AddItemWithStringId(TabStripModel::CommandReload, IDS_TAB_CXMENU_RELOAD);
   AddItemWithStringId(TabStripModel::CommandDuplicate,
                       IDS_TAB_CXMENU_DUPLICATE);
+#if defined(ENABLE_PINNED_TABS)
   // On Mac the HIG prefers "pin/unpin" to a checkmark. The Mac code will fix up
   // the actual string based on the tab's state via the delegate.
 #if defined(OS_MACOSX)
@@ -27,6 +28,7 @@
   AddCheckItemWithStringId(TabStripModel::CommandTogglePinned,
                            IDS_TAB_CXMENU_PIN_TAB);
 #endif
+#endif
   AddSeparator();
   AddItemWithStringId(TabStripModel::CommandCloseTab,
                       IDS_TAB_CXMENU_CLOSETAB);