Cleanup: Remove unneeded chrome/common/pref_names.h includes.

chrome/browser/geolocation/geolocation_permission_context_unittest.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 "chrome/browser/geolocation/geolocation_permission_context.h"
 
 #include <set>
 #include <string>
 #include <utility>
 
@@ skipping 22 matching lines @@
 #include "content/public/browser/web_contents.h"
 #include "content/public/test/mock_render_process_host.h"
 #include "content/public/test/test_renderer_host.h"
 #include "content/public/test/test_utils.h"
 #include "content/public/test/web_contents_tester.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 #if defined(OS_ANDROID)
 #include "base/prefs/pref_service.h"
 #include "chrome/browser/android/mock_google_location_settings_helper.h"
-#include "chrome/common/pref_names.h"
 #endif
 
 #if defined(ENABLE_EXTENSIONS)
 #include "extensions/browser/view_type_utils.h"
 #endif
 
 using content::MockRenderProcessHost;
 
 
 // ClosedInfoBarTracker -------------------------------------------------------
@@ skipping 721 matching lines @@
   // it is the embedder.
   EXPECT_EQ(map->GetLastUsage(requesting_frame_0.GetOrigin(),
                               requesting_frame_0.GetOrigin(),
                               CONTENT_SETTINGS_TYPE_GEOLOCATION).ToDoubleT(),
             13);
   EXPECT_EQ(map->GetLastUsage(requesting_frame_1.GetOrigin(),
                               requesting_frame_0.GetOrigin(),
                               CONTENT_SETTINGS_TYPE_GEOLOCATION).ToDoubleT(),
             11);
 }