We assume that each SkDevice is our custom PlatformDevice. This assumption is not valid when usin...

ui/gfx/native_theme_win.cc

 // Copyright (c) 2011 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 "ui/gfx/native_theme_win.h"
 
 #include <windows.h>
 #include <uxtheme.h>
 #include <vsstyle.h>
 #include <vssym32.h>
@@ skipping 114 matching lines @@
   ReleaseDC(NULL, hdc);
 
   return SUCCEEDED(hr) ? Size(size.cx, size.cy) : Size();
 }
 
 void NativeThemeWin::Paint(SkCanvas* canvas,
                            Part part,
                            State state,
                            const gfx::Rect& rect,
                            const ExtraParams& extra) const {
+  if (!skia::SupportsPlatformPaint(canvas)) {
+    // TODO(alokp): Implement this path.
+    // This block will only get hit with --enable-accelerated-drawing flag.
+    DLOG(INFO) << "Could not paint native UI control";
+    return;
+  }
   HDC hdc = skia::BeginPlatformPaint(canvas);
 
   switch (part) {
     case kCheckbox:
       PaintCheckbox(hdc, part, state, rect, extra.button);
       break;
     case kRadio:
       PaintRadioButton(hdc, part, state, rect, extra.button);
       break;
     case kPushButton:
@@ skipping 1362 matching lines @@
       }
       break;
     default:
       NOTREACHED() << "Invalid part: " << part;
       break;
   }
   return state_id;
 }
 
 }  // namespace gfx