Update pepper to not assume that SharedMemoryHandle is an int.

content/renderer/npapi/webplugin_delegate_proxy.cc

Index: content/renderer/npapi/webplugin_delegate_proxy.cc
diff --git a/content/renderer/npapi/webplugin_delegate_proxy.cc b/content/renderer/npapi/webplugin_delegate_proxy.cc
index e5566bce6e0495c1f939c5684fbb9c706e522894..800ce123f35d7312f0d4fefb211ef3a85155c0de 100644
--- a/content/renderer/npapi/webplugin_delegate_proxy.cc
+++ b/content/renderer/npapi/webplugin_delegate_proxy.cc
@@ -498,14 +498,7 @@ static void CopySharedMemoryHandleForMessage(
     base::SharedMemoryHandle* handle_out,
     base::ProcessId peer_pid) {
 #if defined(OS_POSIX)
-  // On POSIX, base::ShardMemoryHandle is typedef'ed to FileDescriptor, and
-  // FileDescriptor message fields needs to remain valid until the message is
-  // sent or else the sendmsg() call will fail.
-  if ((handle_out->fd = HANDLE_EINTR(dup(handle_in.fd))) < 0) {
-    PLOG(ERROR) << "dup()";
-    return;
-  }
-  handle_out->auto_close = true;
+  *handle_out = base::SharedMemory::DeepCopyHandle(handle_in, true);
 #elif defined(OS_WIN)
   // On Windows we need to duplicate the handle for the plugin process.
   *handle_out = NULL;