mac: Load the system hotkeys after launch.

chrome/browser/ui/cocoa/system_hotkey_map.h

Index: chrome/browser/ui/cocoa/system_hotkey_map.h
diff --git a/chrome/browser/ui/cocoa/system_hotkey_map.h b/chrome/browser/ui/cocoa/system_hotkey_map.h
index 1c3f9312d0348789812338b41002250f7b6f963d..180cc1063f4b50e46e023964cfe1464c64eee292 100644
--- a/chrome/browser/ui/cocoa/system_hotkey_map.h
+++ b/chrome/browser/ui/cocoa/system_hotkey_map.h
@@ -5,9 +5,10 @@
 #ifndef CHROME_BROWSER_UI_COCOA_SYSTEM_HOTKEY_MAP_H_
 #define CHROME_BROWSER_UI_COCOA_SYSTEM_HOTKEY_MAP_H_
 
-#import <Foundation/Foundation.h>
+#import <Cocoa/Cocoa.h>
 #include <vector>
 
+#include "base/gtest_prod_util.h"
 #include "base/macros.h"
 
 struct SystemHotkey;
@@ -25,10 +26,16 @@ class SystemHotkeyMap {
   // invocation are stored.
   bool ParseData(NSData* data);
 
-  // Whether the hotkey has been reserved by the user.
-  bool IsHotkeyReserved(int key_code, int modifiers);
+  // Whether the event corresponds to a hotkey that has been reserved by the
+  // system.
+  bool IsEventReserved(NSEvent* event) const;
 
  private:
+  FRIEND_TEST_ALL_PREFIXES(SystemHotkeyMapTest, Parse);
+
+  // Whether the hotkey has been reserved by the user.
+  bool IsHotkeyReserved(int key_code, int modifiers) const;
+
   // Create at least one record of a hotkey that is reserved by the user.
   // Certain system hotkeys automatically reserve multiple key combinations.
   void ReserveHotkey(int key_code, int modifiers, NSString* system_effect);