Fix gles2_conform_test failures when Mac switching to core profile

gpu/command_buffer/service/buffer_manager.cc

Index: gpu/command_buffer/service/buffer_manager.cc
diff --git a/gpu/command_buffer/service/buffer_manager.cc b/gpu/command_buffer/service/buffer_manager.cc
index 891458cc6fca26d5c7892937aef210039bc37065..f28f26ca3e920df2e82af1089c858b7959c63b86 100644
--- a/gpu/command_buffer/service/buffer_manager.cc
+++ b/gpu/command_buffer/service/buffer_manager.cc
@@ -360,7 +360,7 @@ bool BufferManager::UseShadowBuffer(GLenum target, GLenum usage) {
   const bool is_client_side_array = IsUsageClientSideArray(usage);
   // feature_info_ can be null in some unit tests.
   const bool support_fixed_attribs =
-      !feature_info_ || feature_info_->gl_version_info().is_es;
+      !feature_info_ || feature_info_->gl_version_info().SupportsFixedType();
 
   // TODO(zmo): Don't shadow buffer data on ES3. crbug.com/491002.
   return (