Use NV glsl shader compiler for Vulkan

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 93 matching lines @@
 
         // Register the callback
         GR_VK_CALL_ERRCHECK(this->vkInterface(), CreateDebugReportCallbackEXT(fVkInstance,
                             &callbackCreateInfo, nullptr, &fCallback));
     }
 #endif
 
     fCompiler = shaderc_compiler_initialize();
 
     fVkCaps.reset(new GrVkCaps(options, this->vkInterface(), backendCtx->fPhysicalDevice,
-                               backendCtx->fFeatures));
+                               backendCtx->fFeatures, backendCtx->fExtensions));
     fCaps.reset(SkRef(fVkCaps.get()));
 
     VK_CALL(GetPhysicalDeviceMemoryProperties(backendCtx->fPhysicalDevice, &fPhysDevMemProps));
 
     const VkCommandPoolCreateInfo cmdPoolInfo = {
         VK_STRUCTURE_TYPE_COMMAND_POOL_CREATE_INFO, // sType
         nullptr,                                    // pNext
         VK_COMMAND_POOL_CREATE_TRANSIENT_BIT,       // CmdPoolCreateFlags
         backendCtx->fQueueFamilyIndex,              // queueFamilyIndex
     };
@@ skipping 1306 matching lines @@
     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
 }