[Mac] Implement frame.[color|inactiveColor].

chrome/common/chrome_switches.cc

Index: chrome/common/chrome_switches.cc
diff --git a/chrome/common/chrome_switches.cc b/chrome/common/chrome_switches.cc
index 49a8c8cf1f432e52a86a20a65701d7c334da0db3..2e3f7de917bcf470967d6730cf7599526551978d 100644
--- a/chrome/common/chrome_switches.cc
+++ b/chrome/common/chrome_switches.cc
@@ -103,9 +103,6 @@ const char kAppModeOAuth2Token[]            = "app-mode-oauth-token";
 // Whether to always use the new app install bubble when installing an app.
 const char kAppsNewInstallBubble[]          = "apps-new-install-bubble";
 
-// Experimental native frame support for packaged apps.
-const char kAppsUseNativeFrame[]            = "apps-use-native-frame";
-
 // Enables overriding the path for the default authentication extension.
 const char kAuthExtensionPath[]             = "auth-ext-path";