Switch ChromeTestSuite to the same convention as ContentTestSuite:

chrome/browser/sync/glue/theme_util_unittest.cc

Index: chrome/browser/sync/glue/theme_util_unittest.cc
diff --git a/chrome/browser/sync/glue/theme_util_unittest.cc b/chrome/browser/sync/glue/theme_util_unittest.cc
index 5491e874ba93c933f28e7d79ffe11b104c93677d..3d728df602f00ff398be79076e72ada116829032 100644
--- a/chrome/browser/sync/glue/theme_util_unittest.cc
+++ b/chrome/browser/sync/glue/theme_util_unittest.cc
@@ -12,7 +12,6 @@
 #include "chrome/browser/themes/theme_service_factory.h"
 #include "chrome/common/extensions/extension.h"
 #include "chrome/common/extensions/extension_constants.h"
-#include "chrome/test/base/testing_browser_process_test.h"
 #include "chrome/test/base/testing_profile.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
@@ -35,7 +34,7 @@ ProfileKeyedService* BuildMockThemeService(Profile* profile) {
   return new MockThemeService;
 }
 
-class ThemeUtilTest : public TestingBrowserProcessTest {
+class ThemeUtilTest : public testing::Test {
  protected:
   MockThemeService* BuildForProfile(Profile* profile) {
     return static_cast<MockThemeService*>(