Add support for getting vulkan descriptor sets without a GrVkUniformHandler.

src/gpu/vk/GrVkResourceProvider.h

 /*
 * Copyright 2016 Google Inc.
 *
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 */
 
 #ifndef GrVkResourceProvider_DEFINED
 #define GrVkResourceProvider_DEFINED
 
@@ skipping 86 matching lines @@
     // The refcount is incremented and a pointer returned.
     GrVkSampler* findOrCreateCompatibleSampler(const GrTextureParams&, uint32_t mipLevels);
 
     sk_sp<GrVkPipelineState> findOrCreateCompatiblePipelineState(const GrPipeline&,
                                                                  const GrPrimitiveProcessor&,
                                                                  GrPrimitiveType,
                                                                  const GrVkRenderPass& renderPass);
 
     void getSamplerDescriptorSetHandle(const GrVkUniformHandler&,
                                        GrVkDescriptorSetManager::Handle* handle);
+    void getSamplerDescriptorSetHandle(const SkTArray<uint32_t>& visibilities,
+                                       GrVkDescriptorSetManager::Handle* handle);
 
     // Returns the compatible VkDescriptorSetLayout to use for uniform buffers. The caller does not
     // own the VkDescriptorSetLayout and thus should not delete it. This function should be used
     // when the caller needs the layout to create a VkPipelineLayout.
     VkDescriptorSetLayout getUniformDSLayout() const;
 
     // Returns the compatible VkDescriptorSetLayout to use for a specific sampler handle. The caller
     // does not own the VkDescriptorSetLayout and thus should not delete it. This function should be
     // used when the caller needs the layout to create a VkPipelineLayout.
     VkDescriptorSetLayout getSamplerDSLayout(const GrVkDescriptorSetManager::Handle&) const;
@@ skipping 125 matching lines @@
 
     // Cache of GrVkPipelineStates
     PipelineStateCache* fPipelineStateCache;
 
     SkSTArray<4, GrVkDescriptorSetManager, true> fDescriptorSetManagers;
 
     GrVkDescriptorSetManager::Handle fUniformDSHandle;
 };
 
 #endif