PPB_HostResolver_Private is switched to the new Pepper proxy.

ppapi/shared_impl/private/ppb_host_resolver_shared.cc

Index: ppapi/shared_impl/private/ppb_host_resolver_shared.cc
diff --git a/ppapi/shared_impl/private/ppb_host_resolver_shared.cc b/ppapi/shared_impl/private/ppb_host_resolver_shared.cc
index ba026dcca9d7ce04aef51c228dc5f8cc2521f374..881e79ff5a706d0a32b00f0e5bc1d0db088f0c92 100644
--- a/ppapi/shared_impl/private/ppb_host_resolver_shared.cc
+++ b/ppapi/shared_impl/private/ppb_host_resolver_shared.cc
@@ -15,25 +15,6 @@
 
 namespace ppapi {
 
-PPB_HostResolver_Shared::PPB_HostResolver_Shared(PP_Instance instance)
-    : Resource(OBJECT_IS_IMPL, instance),
-      host_resolver_id_(GenerateHostResolverID()) {
-}
-
-PPB_HostResolver_Shared::PPB_HostResolver_Shared(
-    const HostResource& resource)
-    : Resource(OBJECT_IS_PROXY, resource),
-      host_resolver_id_(GenerateHostResolverID()) {
-}
-
-PPB_HostResolver_Shared::~PPB_HostResolver_Shared() {
-}
-
-thunk::PPB_HostResolver_Private_API*
-PPB_HostResolver_Shared::AsPPB_HostResolver_Private_API() {
-  return this;
-}
-
 int32_t PPB_HostResolver_Shared::Resolve(
     const char* host,
     uint16_t port,
@@ -87,11 +68,6 @@ void PPB_HostResolver_Shared::OnResolveCompleted(
   resolve_callback_->Run(succeeded ? PP_OK : PP_ERROR_FAILED);
 }
 
-uint32 PPB_HostResolver_Shared::GenerateHostResolverID() {
-  static uint32 host_resolver_id = 0;
-  return host_resolver_id++;
-}
-
 bool PPB_HostResolver_Shared::ResolveInProgress() const {
   return TrackedCallback::IsPending(resolve_callback_);
 }