Mojo: more idiomatic C++ bindings

mojo/services/gles2/command_buffer_impl.cc

Index: mojo/services/gles2/command_buffer_impl.cc
diff --git a/mojo/services/gles2/command_buffer_impl.cc b/mojo/services/gles2/command_buffer_impl.cc
index dd5464283f6538c8a52b8049fc0da21c2379cc5a..090b78c370709a9d0f2ff2b0237f92d472da2e36 100644
--- a/mojo/services/gles2/command_buffer_impl.cc
+++ b/mojo/services/gles2/command_buffer_impl.cc
@@ -16,7 +16,6 @@
 #include "gpu/command_buffer/service/image_manager.h"
 #include "gpu/command_buffer/service/mailbox_manager.h"
 #include "gpu/command_buffer/service/memory_tracking.h"
-#include "mojo/public/cpp/bindings/allocation_scope.h"
 #include "mojo/services/gles2/command_buffer_type_conversions.h"
 #include "mojo/services/gles2/mojo_buffer_backing.h"
 #include "ui/gl/gl_context.h"
@@ -152,8 +151,8 @@ void CommandBufferImpl::Flush(int32_t put_offset) {
 
 void CommandBufferImpl::MakeProgress(int32_t last_get_offset) {
   // TODO(piman): handle out-of-order.
-  AllocationScope scope;
-  sync_client_->DidMakeProgress(command_buffer_->GetLastState());
+  sync_client_->DidMakeProgress(
+      CommandBufferState::From(command_buffer_->GetLastState()));
 }
 
 void CommandBufferImpl::RegisterTransferBuffer(