Switch to standard integer types in content/.

content/child/npapi/np_channel_base.cc

Index: content/child/npapi/np_channel_base.cc
diff --git a/content/child/npapi/np_channel_base.cc b/content/child/npapi/np_channel_base.cc
index c227c88c56f616599f5a69d92e4cc2e1697257a4..55527ef45ce925871454f769c88140ab93b3f171 100644
--- a/content/child/npapi/np_channel_base.cc
+++ b/content/child/npapi/np_channel_base.cc
@@ -4,6 +4,8 @@
 
 #include "content/child/npapi/np_channel_base.h"
 
+#include <stddef.h>
+
 #include "base/auto_reset.h"
 #include "base/containers/hash_tables.h"
 #include "base/files/scoped_file.h"
@@ -11,6 +13,7 @@
 #include "base/single_thread_task_runner.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/threading/thread_local.h"
+#include "build/build_config.h"
 #include "ipc/ipc_sync_message.h"
 
 #if defined(OS_POSIX)
@@ -245,7 +248,7 @@ bool NPChannelBase::OnMessageReceived(const IPC::Message& message) {
   return handled;
 }
 
-void NPChannelBase::OnChannelConnected(int32 peer_pid) {
+void NPChannelBase::OnChannelConnected(int32_t peer_pid) {
   peer_pid_ = peer_pid;
 }