mac: Load the system hotkeys after launch.

chrome/browser/ui/cocoa/system_hotkey_map_unittest.mm

Index: chrome/browser/ui/cocoa/system_hotkey_map_unittest.mm
diff --git a/chrome/browser/ui/cocoa/system_hotkey_map_unittest.mm b/chrome/browser/ui/cocoa/system_hotkey_map_unittest.mm
index dbcf01704843106ea3ea8b32372efb03ae2ca277..988b4a1cb939bcca45fb36b65d8fe340c65d4b0b 100644
--- a/chrome/browser/ui/cocoa/system_hotkey_map_unittest.mm
+++ b/chrome/browser/ui/cocoa/system_hotkey_map_unittest.mm
@@ -10,8 +10,6 @@
 #import "chrome/browser/ui/cocoa/system_hotkey_map.h"
 #include "chrome/test/base/ui_test_utils.h"
 
-namespace {
-
 class SystemHotkeyMapTest : public ::testing::Test {
  public:
   SystemHotkeyMapTest() {}
@@ -48,4 +46,10 @@ TEST_F(SystemHotkeyMapTest, Parse) {
   EXPECT_FALSE(map.IsHotkeyReserved(key_code, modifiers));
 }
 
-}  // namespace
+TEST_F(SystemHotkeyMapTest, ParseNil) {
+  NSData* data = nil;
+
+  SystemHotkeyMap map;
+  bool result = map.ParseData(data);
+  EXPECT_FALSE(result);
+}