Revert of Refactor content/common/gpu into gpu/ipc/service

content/common/gpu/x_util.h

+// 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.
+
+#ifndef CONTENT_COMMON_GPU_X_UTIL_H_
+#define CONTENT_COMMON_GPU_X_UTIL_H_
+
+// Some X-Windows specific stuff. This can be included on any platform, and will
+// be a NOP on non-Linux ones.
+
+#include "build/build_config.h"
+#include "content/common/gpu/gpu_config.h"
+
+#if defined(USE_X11)
+
+namespace content {
+
+// Forward declares ------------------------------------------------------------
+//
+// X Windows headers do a lot of evil stuff, like "#define Status int" which
+// will cause many problems when combined with our other header files (like
+// ones that define a class local enum called "Status."
+//
+// These definitions are not Kosher, but allow us to remove this dependency and
+// actually compile X at all.
+
+typedef unsigned long XID;
+
+extern "C" {
+
+typedef struct _XDisplay Display;
+typedef struct __GLXcontextRec *GLXContext;
+
+}  // extern "C"
+
+}  // namespace content
+
+#endif  // USE_X11
+
+#endif  // CONTENT_COMMON_GPU_X_UTIL_H_