Revert of Store context options on caps.

src/gpu/GrGpuFactory.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 GrGpuFactory_DEFINED
 #define GrGpuFactory_DEFINED
 
 #include "GrTypes.h"
 
 class GrGpu;
 class GrContext;
-struct GrContextOptions;
 
-typedef GrGpu* (*CreateGpuProc)(GrBackendContext, const GrContextOptions& options, GrContext*);
+typedef GrGpu* (*CreateGpuProc)(GrBackendContext, GrContext*);
 
 class GrGpuFactoryRegistrar {
 public:
     GrGpuFactoryRegistrar(int i, CreateGpuProc proc);
 };
 
 #endif