Support using OpenGL ES context on desktop

dm/DMBenchTask.h

 #ifndef DMBenchTask_DEFINED
 #define DMBenchTask_DEFINED
 
 #include "Benchmark.h"
 #include "DMReporter.h"
 #include "DMTask.h"
 #include "DMTaskRunner.h"
 #include "SkString.h"
 #include "SkTemplates.h"
 
@@ skipping 28 matching lines @@
     const SkColorType fColorType;
 };
 
 class GpuBenchTask : public GpuTask {
 public:
     GpuBenchTask(const char* config,
                  Reporter*,
                  TaskRunner*,
                  BenchRegistry::Factory,
                  GrContextFactory::GLContextType,
+                 GrGLStandard gpuAPI,
                  int sampleCount);
 
     virtual void draw(GrContextFactory*) SK_OVERRIDE;
     virtual bool shouldSkip() const SK_OVERRIDE;
     virtual SkString name() const SK_OVERRIDE { return fName; }
 
 private:
     SkAutoTDelete<Benchmark> fBench;
     const SkString fName;
     const GrContextFactory::GLContextType fContextType;
+    const GrGLStandard fGpuAPI;
     int fSampleCount;
 };
 
 }  // namespace DM
 
 #endif // DMBenchTask_DEFINED