Vulkan config in dm

src/gpu/vk/GrVkGpu.cpp

 /*
  * Copyright 2015 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "GrVkGpu.h"
 
 #include "GrContextOptions.h"
@@ skipping 45 matching lines @@
         SkDebugf("Vulkan perf warning [%s]: code: %d: %s\n", pLayerPrefix, messageCode, pMessage);
     } else {
         SkDebugf("Vulkan info/debug [%s]: code: %d: %s\n", pLayerPrefix, messageCode, pMessage);
     }
     return VK_FALSE;
 }
 #endif
 
 GrGpu* GrVkGpu::Create(GrBackendContext backendContext, const GrContextOptions& options,
                        GrContext* context) {
-    SkAutoTUnref<const GrVkBackendContext> vkBackendContext(
-                                       reinterpret_cast<const GrVkBackendContext*>(backendContext));
+    const GrVkBackendContext* vkBackendContext =
+        reinterpret_cast<const GrVkBackendContext*>(backendContext);
     if (!vkBackendContext) {
-        vkBackendContext.reset(GrVkBackendContext::Create());
+        vkBackendContext = GrVkBackendContext::Create();
         if (!vkBackendContext) {
             return nullptr;
         }
     } else {
         vkBackendContext->ref();
     }
 
     return new GrVkGpu(context, options, vkBackendContext);
 }
 
@@ skipping 1486 matching lines @@
     aglSwapBuffers(aglGetCurrentContext());
     int set_a_break_pt_here = 9;
     aglSwapBuffers(aglGetCurrentContext());
 #elif defined(SK_BUILD_FOR_WIN32)
     SwapBuf();
     int set_a_break_pt_here = 9;
     SwapBuf();
 #endif
 #endif
 }