add missing headers in ppapi/*

ppapi/proxy/host_resolver_resource_base.cc

Index: ppapi/proxy/host_resolver_resource_base.cc
diff --git a/ppapi/proxy/host_resolver_resource_base.cc b/ppapi/proxy/host_resolver_resource_base.cc
index 08877e14a601d80dc997d080312d0ba9acdf905f..d0c71c5855240ff07c53d99e949a2304c328d7bc 100644
--- a/ppapi/proxy/host_resolver_resource_base.cc
+++ b/ppapi/proxy/host_resolver_resource_base.cc
@@ -2,9 +2,9 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "ppapi/proxy/host_resolver_resource_base.h"
-
+#include "base/bind.h"
 #include "ppapi/c/pp_errors.h"
+#include "ppapi/proxy/host_resolver_resource_base.h"

[viettrungluu, 2013/07/12 21:52:12]

This include should remain first, on a line separated from the others. (See the
style guide.)

[Mostyn Bramley-Moore, 2013/07/13 06:40:15]

Done.

 #include "ppapi/proxy/net_address_resource.h"
 #include "ppapi/proxy/ppapi_messages.h"
 #include "ppapi/shared_impl/tracked_callback.h"