services/ui: Revert CLs that broke Windows.

services/ui/gles2/command_buffer_driver_manager.h

+// Copyright 2016 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.
+
+#ifndef SERVICES_UI_GLES2_COMMAND_BUFFER_DRIVER_MANAGER_H_
+#define SERVICES_UI_GLES2_COMMAND_BUFFER_DRIVER_MANAGER_H_
+
+#include <stdint.h>
+#include <vector>
+
+#include "base/macros.h"
+#include "base/threading/non_thread_safe.h"
+
+namespace ui {
+
+class CommandBufferDriver;
+
+// This class manages all initialized |CommandBufferDriver|s.
+class CommandBufferDriverManager : base::NonThreadSafe {
+ public:
+  CommandBufferDriverManager();
+  ~CommandBufferDriverManager();
+
+  // Add a new initialized driver to the manager.
+  void AddDriver(CommandBufferDriver* driver);
+
+  // Remove a driver from the manager.
+  void RemoveDriver(CommandBufferDriver* driver);
+
+  // Return the global order number for the last unprocessed flush
+  // (|CommandBufferDriver::Flush|).
+  uint32_t GetUnprocessedOrderNum() const;
+
+  // Return the global order number for the last processed flush
+  // (|CommandBufferDriver::Flush|).
+  uint32_t GetProcessedOrderNum() const;
+
+ private:
+  std::vector<CommandBufferDriver*> drivers_;
+
+  DISALLOW_COPY_AND_ASSIGN(CommandBufferDriverManager);
+};
+
+}  // namespace ui
+
+#endif  // COMPONENTS_GLES2_COMMAND_BUFFER_DRIVER_MANAGER_H_