Move UserScript and Extension switches to top-level extensions/.

chrome/common/chrome_switches.h

Index: chrome/common/chrome_switches.h
diff --git a/chrome/common/chrome_switches.h b/chrome/common/chrome_switches.h
index e96fb2909202b3f022c57f2cceccd7491d273ee1..bc66147f2201815568685ffa48a5db30d7a22cdd 100644
--- a/chrome/common/chrome_switches.h
+++ b/chrome/common/chrome_switches.h
@@ -29,13 +29,11 @@ extern const char kAllowCrossOriginAuthPrompt[];
 extern const char kAllowFileAccess[];
 extern const char kAllowHTTPBackgroundPage[];
 extern const char kAllowHttpScreenCapture[];
-extern const char kAllowLegacyExtensionManifests[];
 extern const char kAllowNaClCrxFsAPI[];
 extern const char kAllowNaClFileHandleAPI[];
 extern const char kAllowNaClSocketAPI[];
 extern const char kAllowOutdatedPlugins[];
 extern const char kAllowRunningInsecureContent[];
-extern const char kAllowScriptingGallery[];
 extern const char kAlwaysAuthorizePlugins[];
 extern const char kAppId[];
 extern const char kApp[];
@@ -204,7 +202,6 @@ extern const char kEnableUserAlternateProtocolPorts[];
 extern const char kEnableWatchdog[];
 extern const char kEnableWebSocketOverSpdy[];
 extern const char kExtensionsInActionBox[];
-extern const char kExtensionsOnChromeURLs[];
 extern const char kEventPageIdleTime[];
 extern const char kEventPageSuspendingTime[];
 extern const char kExplicitlyAllowedPorts[];
@@ -326,7 +323,6 @@ extern const char kSilentDebuggerExtensionAPI[];
 extern const char kSilentLaunch[];
 extern const char kSetToken[];
 extern const char kShowAppList[];
-extern const char kShowComponentExtensionOptions[];
 extern const char kShowIcons[];
 extern const char kShowLauncherAlignmentMenu[];
 extern const char kSigninProcess[];