Revert of Sets the default background color of inline signin and user manager to grey

content/browser/renderer_host/render_widget_host_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 "base/basictypes.h"
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/shared_memory.h"
 #include "base/timer/timer.h"
@@ skipping 753 matching lines @@
 #if defined(USE_AURA)
   view.reset(new RenderWidgetHostViewAura(host_.get()));
   // TODO(derat): Call this on all platforms: http://crbug.com/102450.
   view->InitAsChild(NULL);
 #elif defined(OS_ANDROID)
   view.reset(new RenderWidgetHostViewAndroid(host_.get(), NULL));
 #endif
   host_->SetView(view.get());
 
   EXPECT_TRUE(view->GetBackgroundOpaque());
-  view->SetBackgroundColor(SK_ColorTRANSPARENT);
+  view->SetBackgroundOpaque(false);
   EXPECT_FALSE(view->GetBackgroundOpaque());
 
   const IPC::Message* set_background =
       process_->sink().GetUniqueMessageMatching(
           ViewMsg_SetBackgroundOpaque::ID);
   ASSERT_TRUE(set_background);
   Tuple1<bool> sent_background;
   ViewMsg_SetBackgroundOpaque::Read(set_background, &sent_background);
   EXPECT_FALSE(sent_background.a);
 
@@ skipping 715 matching lines @@
 
   ASSERT_TRUE(host_->is_hidden());
   host_->RendererExited(base::TERMINATION_STATUS_PROCESS_CRASHED, -1);
   ASSERT_FALSE(host_->is_hidden());
 
   // Make sure the input router is in a fresh state.
   ASSERT_FALSE(host_->input_router()->HasPendingEvents());
 }
 
 }  // namespace content