Port Extension Commands to Mac.

chrome/browser/ui/cocoa/browser_window_controller.mm

Index: chrome/browser/ui/cocoa/browser_window_controller.mm
===================================================================
--- chrome/browser/ui/cocoa/browser_window_controller.mm	(revision 151684)
+++ chrome/browser/ui/cocoa/browser_window_controller.mm	(working copy)
@@ -44,6 +44,7 @@
 #import "chrome/browser/ui/cocoa/dev_tools_controller.h"
 #import "chrome/browser/ui/cocoa/download/download_shelf_controller.h"
 #import "chrome/browser/ui/cocoa/event_utils.h"
+#include "chrome/browser/ui/cocoa/extensions/extension_keybinding_registry_cocoa.h"
 #import "chrome/browser/ui/cocoa/fast_resize_view.h"
 #import "chrome/browser/ui/cocoa/find_bar/find_bar_bridge.h"
 #import "chrome/browser/ui/cocoa/find_bar/find_bar_cocoa_controller.h"
@@ -413,6 +414,10 @@
     if ([self hasToolbar])  // Do not create the buttons in popups.
       [toolbarController_ createBrowserActionButtons];
 
+    extension_keybinding_registry_.reset(
+        new ExtensionKeybindingRegistryCocoa(browser_->profile(),
+                                             [self window]));
+
     // We are done initializing now.
     initializing_ = NO;
   }
@@ -1166,6 +1171,11 @@
   chrome::ExecuteCommand(browser_.get(), command);
 }
 
+- (BOOL)HandledByExtensionCommand:(NSEvent*)event {
+  return extension_keybinding_registry_->ProcessKeyEvent(
+      content::NativeWebKeyboardEvent(event));
+}
+
 // StatusBubble delegate method: tell the status bubble the frame it should
 // position itself in.
 - (NSRect)statusBubbleBaseFrame {