Add mipmap loading to Vulkan.

src/gpu/vk/GrVkTexture.h

 /*
  * Copyright 2015 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef GrVkTexture_DEFINED
 #define GrVkTexture_DEFINED
 
@@ skipping 23 matching lines @@
     const GrVkImageView* textureView() const { return fTextureView; }
 
     bool reallocForMipmap(const GrVkGpu* gpu);
 
 protected:
     GrVkTexture(GrVkGpu*, const GrSurfaceDesc&,
                 const GrVkImage::Resource*, const GrVkImageView* imageView);
 
     template<typename ResourceType>
     static GrVkTexture* Create(GrVkGpu*, ResourceType, const GrSurfaceDesc&, VkFormat,
-                               const GrVkImage::Resource* texImpl);
+                               uint32_t levels, const GrVkImage::Resource* texImpl);
 
     GrVkGpu* getVkGpu() const;
 
     void onAbandon() override;
     void onRelease() override;
 
 private:
     enum Wrapped { kWrapped };
     GrVkTexture(GrVkGpu*, SkBudgeted, const GrSurfaceDesc&,
                 const GrVkImage::Resource*, const GrVkImageView* imageView);
     GrVkTexture(GrVkGpu*, Wrapped, const GrSurfaceDesc&,
                 const GrVkImage::Resource*, const GrVkImageView* imageView);
 
-
-    const GrVkImageView* fTextureView;
+    const GrVkImageView*     fTextureView;
+    GrBackendObjectOwnership fTextureOwnership;

[jvanverth1, 2016/04/29 13:44:14]

Removed based on offline comments.

 
     typedef GrTexture INHERITED;
 };
 
 #endif