Implement support for using GL ES 3.0 with command buffer

tests/TestConfigParsing.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 "SkCommonFlagsConfig.h"
 #include "Test.h"
 #include <initializer_list>
@@ skipping 151 matching lines @@
     REPORTER_ASSERT(reporter, !configs[2]->asConfigGpu());
 #endif
 #if SK_MESA
     REPORTER_ASSERT(reporter, configs[3]->asConfigGpu()->getContextType() ==
                     GrContextFactory::kMESA_GLContextType);
 #else
     REPORTER_ASSERT(reporter, !configs[3]->asConfigGpu());
 #endif
 #if SK_COMMAND_BUFFER
     REPORTER_ASSERT(reporter, configs[4]->asConfigGpu()->getContextType() ==
-                    GrContextFactory::kCommandBuffer_GLContextType);
+                    GrContextFactory::kCommandBufferES2_GLContextType);
 
 #else
     REPORTER_ASSERT(reporter, !configs[4]->asConfigGpu());
 #endif
     REPORTER_ASSERT(reporter, configs[5]->asConfigGpu()->getContextType() ==
                     GrContextFactory::kNative_GLContextType);
     REPORTER_ASSERT(reporter, !configs[5]->asConfigGpu()->getUseNVPR());
     REPORTER_ASSERT(reporter, !configs[5]->asConfigGpu()->getUseDIText());
     REPORTER_ASSERT(reporter, configs[5]->asConfigGpu()->getSamples() == 0);
     REPORTER_ASSERT(reporter, configs[6]->asConfigGpu()->getContextType() ==
@@ skipping 124 matching lines @@
             REPORTER_ASSERT(reporter,
                             configs[i]->getViaParts()[j].equals(expectedConfigs[i].vias[j]));
         }
     }
 #if SK_SUPPORT_GPU
     REPORTER_ASSERT(reporter, configs[0]->asConfigGpu());
     REPORTER_ASSERT(reporter, !configs[1]->asConfigGpu());
     REPORTER_ASSERT(reporter, !configs[2]->asConfigGpu());
 #endif
 }