Ensure that extension resources are loaded with the correct scaling applied on Windows.

content/browser/renderer_host/render_widget_host_view_browsertest.cc

 // Copyright (c) 2013 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/command_line.h"
 #include "base/message_loop/message_loop_proxy.h"
 #include "base/path_service.h"
 #include "base/run_loop.h"
 #include "content/browser/gpu/compositor_util.h"
 #include "content/browser/gpu/gpu_data_manager_impl.h"
@@ skipping 39 matching lines @@
   if (!SetUpSourceSurface(wait_message)) {  \
     LOG(WARNING)  \
         << ("Blindly passing this test: This platform does not support "  \
             "forced compositing (or forced-disabled compositing) mode.");  \
     return;  \
   }
 
 // Convenience macro: Short-circuit a pass for platforms where setting up
 // high-DPI fails.
 #define PASS_TEST_IF_SCALE_FACTOR_NOT_SUPPORTED(factor) \
-  if (ui::GetImageScale( \
+  if (ui::GetScaleForScaleFactor( \
           GetScaleFactorForView(GetRenderWidgetHostViewPort())) != factor) {  \
     LOG(WARNING) << "Blindly passing this test: failed to set up "  \
                     "scale factor: " << factor;  \
     return false;  \
   }
 
 // Common base class for browser tests.  This is subclassed twice: Once to test
 // the browser in forced-compositing mode, and once to test with compositing
 // mode disabled.
 class RenderWidgetHostViewBrowserTest : public ContentBrowserTest {
@@ skipping 875 matching lines @@
                         CompositingRenderWidgetHostViewBrowserTestTabCapture,
                         testing::ValuesIn(kAllCompositingModes));
 INSTANTIATE_TEST_CASE_P(GLAndSoftwareCompositing,
                         CompositingRenderWidgetHostViewTabCaptureHighDPI,
                         testing::ValuesIn(kAllCompositingModes));
 
 #endif  // !defined(OS_ANDROID) && !defined(OS_IOS)
 
 }  // namespace
 }  // namespace content