Mac: Generate App Mode Loader bundle + cleanup

chrome/common/mac/app_mode_common.mm

Index: chrome/common/mac/app_mode_common.mm
diff --git a/chrome/common/mac/app_mode_common.mm b/chrome/common/mac/app_mode_common.mm
index e006965a8700f6c9334dcd5a8d35afcd523a3077..5acb6820e1bac7fedc778a710be5f98adb9d9019 100644
--- a/chrome/common/mac/app_mode_common.mm
+++ b/chrome/common/mac/app_mode_common.mm
@@ -7,12 +7,15 @@
 namespace app_mode {
 
 NSString* const kBrowserBundleIDKey = @"CrBundleIdentifier";
-NSString* const kLastRunAppBundlePathPrefsKey = @"LastRunAppBundlePath";
 NSString* const kCrAppModeShortcutIDKey = @"CrAppModeShortcutID";
 NSString* const kCrAppModeShortcutShortNameKey = @"CrAppModeShortcutShortName";
 NSString* const kCrAppModeShortcutNameKey = @"CrAppModeShortcutName";
 NSString* const kCrAppModeShortcutURLKey = @"CrAppModeShortcutURL";
 
+NSString* const kLastRunAppBundlePathPrefsKey = @"LastRunAppBundlePath";
+
+NSString* const kShortcutIdPlaceholder = @"APP_MODE_SHORTCUT_ID";
+
 ChromeAppModeInfo::ChromeAppModeInfo()
     : major_version(0),
       minor_version(0),