Remove IPC::Endpoint.

content/renderer/pepper/renderer_ppapi_host_impl.cc

Index: content/renderer/pepper/renderer_ppapi_host_impl.cc
diff --git a/content/renderer/pepper/renderer_ppapi_host_impl.cc b/content/renderer/pepper/renderer_ppapi_host_impl.cc
index 178aa024dcb6279c883a9d61a61b6dd2b93d0922..32bf18f46d4756c202029adbe1d56ca29e360584 100644
--- a/content/renderer/pepper/renderer_ppapi_host_impl.cc
+++ b/content/renderer/pepper/renderer_ppapi_host_impl.cc
@@ -178,7 +178,7 @@ blink::WebPluginContainer* RendererPpapiHostImpl::GetContainerForInstance(
 
 base::ProcessId RendererPpapiHostImpl::GetPluginPID() const {
   if (dispatcher_)
-    return dispatcher_->channel()->GetPeerPID();
+    return dispatcher_->peer_pid();
   return base::kNullProcessId;
 }