Switch to standard integer types in content/.

content/browser/gamepad/gamepad_data_fetcher.cc

 // Copyright (c) 2015 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.
 
 #include "content/browser/gamepad/gamepad_data_fetcher.h"
 
 #include <stddef.h>
+#include <string.h>
 
 #include "base/logging.h"
 #include "build/build_config.h"
 
 namespace {
 
 #if !defined(OS_ANDROID)
 const float kMinAxisResetValue = 0.1f;
 #endif
 
@@ skipping 57 matching lines @@
           pad->buttons[button].pressed = false;
           pad->buttons[button].value = 0.0f;
         }
       }
     }
   }
 }
 #endif
 
 }  // namespace content