Add config options to run different GPU APIs to dm and nanobench

include/gpu/gl/command_buffer/SkCommandBufferGLContext.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 SKCOMMANDBUFFERGLCONTEXT_DEFINED
 #define SKCOMMANDBUFFERGLCONTEXT_DEFINED
 
 #if SK_COMMAND_BUFFER
 
 #include "gl/SkGLContext.h"
 
 class SkCommandBufferGLContext : public SkGLContext {
 public:
     ~SkCommandBufferGLContext() override;
 
-    static SkCommandBufferGLContext* Create(GrGLStandard forcedGpuAPI) {
-        if (kGL_GrGLStandard == forcedGpuAPI) {
-            return nullptr;
-        }
+    static SkCommandBufferGLContext* Create() {
         SkCommandBufferGLContext* ctx = new SkCommandBufferGLContext;
         if (!ctx->isValid()) {
             delete ctx;
             return nullptr;
         }
         return ctx;
     }
 
     static SkCommandBufferGLContext* Create(void* nativeWindow, int msaaSampleCount) {
         SkCommandBufferGLContext* ctx = new SkCommandBufferGLContext(nativeWindow,
@@ skipping 24 matching lines @@
 
     void* fContext;
     void* fDisplay;
     void* fSurface;
     void* fConfig;
 };
 
 #endif // SK_COMMAND_BUFFER
 
 #endif