Remove #pragma once from content

content/browser/android/ime_utils.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_BROWSER_ANDROID_IME_UTILS_H_
 #define CONTENT_BROWSER_ANDROID_IME_UTILS_H_
-#pragma once
 
 #include <jni.h>
 
 class AndroidKeyEvent;
 
 namespace content {
 
 struct NativeWebKeyboardEvent;
 
 // Returns a java KeyEvent from a NativeWebKeyboardEvent, NULL if it fails.
 jobject KeyEventFromNative(const NativeWebKeyboardEvent& event);
 
 // Maps a java KeyEvent into a NativeWebKeyboardEvent.
 // |java_key_event| is used to maintain a globalref for KeyEvent.
 // |action| will help determine the WebInputEvent type.
 // type, |modifiers|, |time_ms|, |key_code|, |unicode_char| is used to create
 // WebKeyboardEvent. |key_code| is also needed ad need to treat the enter key
 // as a key press of character \r.
 NativeWebKeyboardEvent NativeWebKeyboardEventFromKeyEvent(
     JNIEnv* env, jobject java_key_event, int action, int modifiers,
     long time_ms, int key_code, bool is_system_key, int unicode_char);
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_ANDROID_IME_UTILS_H_