Switch content tests to use BrowserThreadImpl directly.

content/browser/geolocation/gps_location_provider_unittest_linux.cc

Index: content/browser/geolocation/gps_location_provider_unittest_linux.cc
diff --git a/content/browser/geolocation/gps_location_provider_unittest_linux.cc b/content/browser/geolocation/gps_location_provider_unittest_linux.cc
index 3116cf3e4bb378ec251cd511273d9744374d8f86..b8b8894e8ef6c7c18928a5a7983e58385fb492a6 100644
--- a/content/browser/geolocation/gps_location_provider_unittest_linux.cc
+++ b/content/browser/geolocation/gps_location_provider_unittest_linux.cc
@@ -2,11 +2,13 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+#include "content/browser/browser_thread_impl.h"
 #include "content/browser/geolocation/gps_location_provider_linux.h"
 #include "content/browser/geolocation/libgps_wrapper_linux.h"
-#include "content/test/test_browser_thread.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
+using content::BrowserThreadImpl;
+
 struct gps_data_t {
 };
 
@@ -66,7 +68,7 @@ class GeolocationGpsProviderLinuxTests : public testing::Test {
 
  protected:
   MessageLoop message_loop_;
-  content::TestBrowserThread ui_thread_;
+  BrowserThreadImpl ui_thread_;
   LocaionProviderListenerLoopQuitter location_listener_;
   scoped_ptr<GpsLocationProviderLinux> provider_;
 };