Make it possible to test command buffer decoder functions with extension flags

gpu/command_buffer/service/gles2_cmd_decoder_unittest_0_autogen.h

Index: gpu/command_buffer/service/gles2_cmd_decoder_unittest_0_autogen.h
diff --git a/gpu/command_buffer/service/gles2_cmd_decoder_unittest_0_autogen.h b/gpu/command_buffer/service/gles2_cmd_decoder_unittest_0_autogen.h
index 3eb5acb7279fced3a929f0839a2cfe1da1e46b9a..d9cae6bec581887942bab1e415f66425b982fe0d 100644
--- a/gpu/command_buffer/service/gles2_cmd_decoder_unittest_0_autogen.h
+++ b/gpu/command_buffer/service/gles2_cmd_decoder_unittest_0_autogen.h
@@ -50,6 +50,12 @@ void GLES2DecoderTestBase::SetupInitStateExpectations() {
   EXPECT_CALL(*gl_, Hint(GL_GENERATE_MIPMAP_HINT, GL_DONT_CARE))
       .Times(1)
       .RetiresOnSaturation();
+  if (group_->feature_info()->feature_flags().oes_standard_derivatives) {
+    EXPECT_CALL(*gl_,
+                Hint(GL_FRAGMENT_SHADER_DERIVATIVE_HINT_OES, GL_DONT_CARE))
+        .Times(1)
+        .RetiresOnSaturation();
+  }
   EXPECT_CALL(*gl_, LineWidth(1.0f)).Times(1).RetiresOnSaturation();
   EXPECT_CALL(*gl_, PixelStorei(GL_PACK_ALIGNMENT, 4))
       .Times(1)