Revert 170660

chrome/browser/extensions/extension_apitest.h

Index: chrome/browser/extensions/extension_apitest.h
===================================================================
--- chrome/browser/extensions/extension_apitest.h	(revision 170888)
+++ chrome/browser/extensions/extension_apitest.h	(working copy)
@@ -148,15 +148,9 @@
   bool RunPageTest(const std::string& page_url, int flags);
 
   // Similar to RunExtensionTest, except used for running tests in platform app
-  // shell windows. After running the test will close all shell windows and wait
-  // for the background page to be unloaded.
+  // shell windows.
   bool RunPlatformAppTest(const char* extension_name);
 
-  // Similar to RunPlatformAppTest, except after running the test returns
-  // without closing shell windows or waiting for the background page to be
-  // unloaded.
-  bool RunPlatformAppTestReturnImmediately(const char* extension_name);
-
   // Start the test server, and store details of its state.  Those details
   // will be available to javascript tests using chrome.test.getConfig().
   bool StartTestServer();