Add WSI functions to GrVkInterface

src/gpu/vk/GrVkPipelineStateBuilder.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 GrVkPipelineStateBuilder_DEFINED
 #define GrVkPipelineStateBuilder_DEFINED
 
 #include "glsl/GrGLSLProgramBuilder.h"
 
 #include "GrPipeline.h"
 #include "GrVkPipelineState.h"
 #include "GrVkUniformHandler.h"
 #include "GrVkVaryingHandler.h"
 
 #include "shaderc/shaderc.h"
-#include "vulkan/vulkan.h"
+#include "vk/GrVkDefines.h"
 
 class GrVkGpu;
 class GrVkRenderPass;
 class GrVkProgramDesc;
 
 class GrVkPipelineStateBuilder : public GrGLSLProgramBuilder {
 public:
     /** Generates a pipeline state.
     *
     * The GrVkPipelineState implements what is specified in the GrPipeline and GrPrimitiveProcessor
@@ skipping 35 matching lines @@
     GrGLSLVaryingHandler* varyingHandler() override { return &fVaryingHandler; }
 
     GrVkGpu* fGpu;
     GrVkVaryingHandler        fVaryingHandler;
     GrVkUniformHandler        fUniformHandler;
 
     typedef GrGLSLProgramBuilder INHERITED;
 };
 
 #endif