1 files changed, 3 insertions, 3 deletions
diff --git a/gfx/size.h b/gfx/size.h
index 66bbfa8..896908e8 100644
--- a/gfx/size.h
+++ b/gfx/size.h
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef GFX_SIZE_H_
-#define GFX_SIZE_H_
+#ifndef BASE_GFX_SIZE_H_
+#define BASE_GFX_SIZE_H_
 
 #include "build/build_config.h"
 
@@ -80,4 +80,4 @@ class Size {
 
 std::ostream& operator<<(std::ostream& out, const gfx::Size& s);
 
-#endif  // GFX_SIZE_H_
+#endif  // BASE_GFX_SIZE_H_