Move kEnableExperimentalExtensionApis switch to extensions/common/switches.cc.

chrome/browser/extensions/api/socket/socket_apitest.cc

Index: chrome/browser/extensions/api/socket/socket_apitest.cc
diff --git a/chrome/browser/extensions/api/socket/socket_apitest.cc b/chrome/browser/extensions/api/socket/socket_apitest.cc
index 0d0f8c8167215fa54b66571185588e706f7098d3..e984bd5a51ed7aac567052d232fcb288c1e73eab 100644
--- a/chrome/browser/extensions/api/socket/socket_apitest.cc
+++ b/chrome/browser/extensions/api/socket/socket_apitest.cc
@@ -15,7 +15,6 @@
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/extensions/application_launch.h"
 #include "chrome/common/chrome_paths.h"
-#include "chrome/common/chrome_switches.h"
 #include "chrome/test/base/in_process_browser_test.h"
 #include "chrome/test/base/ui_test_utils.h"
 #include "net/dns/mock_host_resolver.h"
@@ -44,14 +43,6 @@ class SocketApiTest : public ExtensionApiTest {
                         new extensions::MockHostResolverCreator()) {
   }
 
-  // We need this while the socket.{listen,accept} methods require the
-  // enable-experimental-extension-apis flag. After that we should remove it,
-  // as well as the "experimental" permission in the test apps' manifests.
-  virtual void SetUpCommandLine(CommandLine* command_line) OVERRIDE {
-    ExtensionApiTest::SetUpCommandLine(command_line);
-    command_line->AppendSwitch(switches::kEnableExperimentalExtensionApis);
-  }
-
   virtual void SetUpOnMainThread() OVERRIDE {
     extensions::HostResolverWrapper::GetInstance()->SetHostResolverForTesting(
         resolver_creator_->CreateMockHostResolver());