Switch ChromeTestSuite to the same convention as ContentTestSuite:

content/browser/in_process_webkit/webkit_context_unittest.cc

Index: content/browser/in_process_webkit/webkit_context_unittest.cc
diff --git a/content/browser/in_process_webkit/webkit_context_unittest.cc b/content/browser/in_process_webkit/webkit_context_unittest.cc
index 6ad6f6e86965768f32535b361a221ce91b2fc2cd..3e94a9de5af29740953fada4d7097189db56cf9f 100644
--- a/content/browser/in_process_webkit/webkit_context_unittest.cc
+++ b/content/browser/in_process_webkit/webkit_context_unittest.cc
@@ -30,7 +30,6 @@ class MockDOMStorageContext : public DOMStorageContext {
 };
 
 TEST(WebKitContextTest, Basic) {
-  ScopedTestingBrowserProcess browser_process;
   TestingProfile profile;
   scoped_refptr<WebKitContext> context1(new WebKitContext(
           profile.IsOffTheRecord(), profile.GetPath(),
@@ -48,8 +47,6 @@ TEST(WebKitContextTest, Basic) {
 }
 
 TEST(WebKitContextTest, PurgeMemory) {
-  ScopedTestingBrowserProcess browser_process;
-
   // Start up a WebKit thread for the WebKitContext to call the
   // DOMStorageContext on.
   MessageLoop message_loop(MessageLoop::TYPE_DEFAULT);