Fix tests that were setting safebrowsing factories without unsetting them.

chrome/browser/prerender/prerender_browsertest.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <deque>
 #include <vector>
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/files/file_path.h"
@@ skipping 708 matching lines @@
 
     InProcessBrowserTest::SetUp();
   }
 
   virtual void SetUpInProcessBrowserTestFixture() OVERRIDE {
 #if defined(FULL_SAFE_BROWSING)
     SafeBrowsingService::RegisterFactory(safe_browsing_factory_.get());
 #endif
   }
 
+  virtual void TearDownInProcessBrowserTestFixture() OVERRIDE {
+#if defined(FULL_SAFE_BROWSING)
+    SafeBrowsingService::RegisterFactory(NULL);
+#endif
+  }
+
   virtual void SetUpCommandLine(CommandLine* command_line) OVERRIDE {
     command_line->AppendSwitchASCII(switches::kPrerenderMode,
                                     switches::kPrerenderModeSwitchValueEnabled);
 #if defined(OS_MACOSX)
     // The plugins directory isn't read by default on the Mac, so it needs to be
     // explicitly registered.
     base::FilePath app_dir;
     PathService::Get(chrome::DIR_APP, &app_dir);
     command_line->AppendSwitchPath(
         switches::kExtraPluginDir,
@@ skipping 2504 matching lines @@
   std::string post_data = "DATA";
   content::OpenURLParams params(dest_url(), Referrer(), CURRENT_TAB,
                                 content::PAGE_TRANSITION_TYPED, false);
   params.uses_post = true;
   params.browser_initiated_post_data =
       base::RefCountedString::TakeString(&post_data);
   NavigateToURLWithParams(params, false);
 }
 
 }  // namespace prerender