Prevent crash when using getExtension while a PBO is bound.

gpu/command_buffer/service/renderbuffer_manager_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/renderbuffer_manager.h"
 
 #include <stdint.h>
 
 #include <set>
 #include "gpu/command_buffer/common/gles2_cmd_utils.h"
@@ skipping 18 matching lines @@
  protected:
   void SetUpBase(MemoryTracker* memory_tracker,
                  bool depth24_supported,
                  bool use_gles) {
     GpuServiceTest::SetUp();
     feature_info_ = new FeatureInfo();
     TestHelper::SetupFeatureInfoInitExpectationsWithGLVersion(
         gl_.get(),
         depth24_supported ? "GL_OES_depth24" : "",
         "",
-        use_gles ? "OpenGL ES 2.0" : "2.1");
+        use_gles ? "OpenGL ES 2.0" : "2.1",
+        feature_info_->context_type());
     feature_info_->InitializeForTesting();
     manager_.reset(new RenderbufferManager(
         memory_tracker, kMaxSize, kMaxSamples, feature_info_.get()));
   }
 
   void TearDown() override {
     manager_->Destroy(true);
     manager_.reset();
     GpuServiceTest::TearDown();
   }
@@ skipping 281 matching lines @@
 TEST_F(RenderbufferManagerFormatNonGLESTest, UseUnsizedDepthFormatOnNonGLES) {
   GLenum impl_format =
       manager_->InternalRenderbufferFormatToImplFormat(GL_DEPTH_COMPONENT16);
   EXPECT_EQ(static_cast<GLenum>(GL_DEPTH_COMPONENT), impl_format);
 }
 
 }  // namespace gles2
 }  // namespace gpu