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-rw-r--r--chrome/common/webmessageportchannel_impl.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/chrome/common/webmessageportchannel_impl.h b/chrome/common/webmessageportchannel_impl.h
index da52b9d..24e7ddc 100644
--- a/chrome/common/webmessageportchannel_impl.h
+++ b/chrome/common/webmessageportchannel_impl.h
@@ -4,6 +4,7 @@
#ifndef CHROME_COMMON_WEBMESSAGEPORTCHANNEL_IMPL_H_
#define CHROME_COMMON_WEBMESSAGEPORTCHANNEL_IMPL_H_
+#pragma once
#include <queue>
#include <vector>