NoTransportImageTransportFactory is compiled into only test targets.

content/browser/renderer_host/render_widget_host_view_mac_unittest.mm

 // 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 "content/browser/renderer_host/render_widget_host_view_mac.h"
 
 #include "base/mac/mac_util.h"
 #include "base/mac/scoped_nsautorelease_pool.h"
 #include "base/mac/sdk_forward_declarations.h"
 #include "base/strings/utf_string_conversions.h"
 #include "content/browser/browser_thread_impl.h"
-#include "content/browser/compositor/image_transport_factory.h"
+#include "content/browser/compositor/test/no_transport_image_transport_factory.h"
 #include "content/browser/gpu/compositor_util.h"
 #include "content/browser/renderer_host/render_widget_host_delegate.h"
 #include "content/common/gpu/gpu_messages.h"
 #include "content/common/input_messages.h"
 #include "content/common/view_messages.h"
 #include "content/public/browser/notification_types.h"
 #include "content/public/browser/render_widget_host_view_mac_delegate.h"
 #include "content/public/test/mock_render_process_host.h"
 #include "content/public/test/test_browser_context.h"
 #include "content/public/test/test_utils.h"
 #include "content/test/test_render_view_host.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
-#include "ui/compositor/test/in_process_context_factory.h"
 #include "ui/events/test/cocoa_test_event_utils.h"
 #import "ui/gfx/test/ui_cocoa_test_helper.h"
 
 // Helper class with methods used to mock -[NSEvent phase], used by
 // |MockScrollWheelEventWithPhase()|.
 @interface MockPhaseMethods : NSObject {
 }
 
 - (NSEventPhase)phaseBegan;
 - (NSEventPhase)phaseChanged;
@@ skipping 126 matching lines @@
 }  // namespace
 
 class RenderWidgetHostViewMacTest : public RenderViewHostImplTestHarness {
  public:
   RenderWidgetHostViewMacTest() : old_rwhv_(NULL), rwhv_mac_(NULL) {}
 
   virtual void SetUp() {
     RenderViewHostImplTestHarness::SetUp();
     if (IsDelegatedRendererEnabled()) {
       ImageTransportFactory::InitializeForUnitTests(
-          scoped_ptr<ui::ContextFactory>(new ui::InProcessContextFactory));
+          new NoTransportImageTransportFactory);
     }
 
     // TestRenderViewHost's destruction assumes that its view is a
     // TestRenderWidgetHostView, so store its view and reset it back to the
     // stored view in |TearDown()|.
     old_rwhv_ = rvh()->GetView();
 
     // Owned by its |cocoa_view()|, i.e. |rwhv_cocoa_|.
     rwhv_mac_ = new RenderWidgetHostViewMac(rvh());
     rwhv_cocoa_.reset([rwhv_mac_->cocoa_view() retain]);
@@ skipping 593 matching lines @@
   host->OnMessageReceived(*response2);
 
   // Check that the view delegate ignored the empty unhandled wheel event.
   ASSERT_EQ(NO, view_delegate.get().unhandledWheelEventReceived);
 
   // Clean up.
   host->Shutdown();
 }
 
 }  // namespace content