Teach GPU command buffer whether a context is webgl.

gpu/command_buffer/service/gles2_cmd_decoder_unittest.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "gpu/command_buffer/service/gles2_cmd_decoder_unittest.h"
 
 #include "base/command_line.h"
 #include "base/strings/string_number_conversions.h"
 #include "gpu/command_buffer/common/gles2_cmd_format.h"
 #include "gpu/command_buffer/common/gles2_cmd_utils.h"
@@ skipping 77 matching lines @@
     EXPECT_EQ(GL_NO_ERROR, GetGLError());
   }
 }
 
 void GLES3DecoderTest::SetUp() {
   base::CommandLine command_line(0, NULL);
   command_line.AppendSwitch(switches::kEnableUnsafeES3APIs);
   InitState init;
   init.gl_version = "OpenGL ES 3.0";
   init.bind_generates_resource = true;
+  init.webgl_version = 2;
   InitDecoderWithCommandLine(init, &command_line);
 }
 
 
 TEST_P(GLES3DecoderTest, Basic) {
   // Make sure the setup is correct for ES3.
   EXPECT_TRUE(decoder_->unsafe_es3_apis_enabled());
   EXPECT_TRUE(feature_info()->validators()->texture_bind_target.IsValid(
       GL_TEXTURE_3D));
 }
@@ skipping 1226 matching lines @@
 INSTANTIATE_TEST_CASE_P(Service,
                         GLES2DecoderRGBBackbufferTest,
                         ::testing::Bool());
 
 INSTANTIATE_TEST_CASE_P(Service, GLES2DecoderDoCommandsTest, ::testing::Bool());
 
 INSTANTIATE_TEST_CASE_P(Service, GLES3DecoderTest, ::testing::Bool());
 
 }  // namespace gles2
 }  // namespace gpu