Add automatic generation of mipmaps to Vulkan

src/gpu/vk/GrVkRenderTarget.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 "GrVkRenderTarget.h"
 
 #include "GrRenderTargetPriv.h"
@@ skipping 127 matching lines @@
 
         if (!msaaResource) {
             return nullptr;
         }
 
         // Set color attachment image
         colorImage = msaaResource->fImage;
 
         // Create Resolve attachment view
         resolveAttachmentView = GrVkImageView::Create(gpu, imageResource->fImage, pixelFormat,
-                                                      GrVkImageView::kColor_Type);
+                                                      GrVkImageView::kColor_Type, 1);
         if (!resolveAttachmentView) {
             msaaResource->unref(gpu);
             return nullptr;
         }
     } else {
         // Set color attachment image
         colorImage = imageResource->fImage;
     }
 
     // Get color attachment view
     const GrVkImageView* colorAttachmentView = GrVkImageView::Create(gpu, colorImage, pixelFormat,
-                                                                     GrVkImageView::kColor_Type);
+                                                                     GrVkImageView::kColor_Type, 1);
     if (!colorAttachmentView) {
         if (msaaResource) {
             resolveAttachmentView->unref(gpu);
             msaaResource->unref(gpu);
         }
         return NULL;
     }
 
     GrVkRenderTarget* texRT;
     if (msaaResource) {
@@ skipping 226 matching lines @@
     }
 
     return nullptr;
 }
 
 
 GrVkGpu* GrVkRenderTarget::getVkGpu() const {
     SkASSERT(!this->wasDestroyed());
     return static_cast<GrVkGpu*>(this->getGpu());
 }