Check for specific PPB interface versions in C++ wrappers.

ppapi/cpp/url_response_info.cc

Index: ppapi/cpp/url_response_info.cc
diff --git a/ppapi/cpp/url_response_info.cc b/ppapi/cpp/url_response_info.cc
index a1e2d3a13f892a1721675b7a6c676820885891b6..032b40585ed3c7ffb93b9a572750be99304e2432 100644
--- a/ppapi/cpp/url_response_info.cc
+++ b/ppapi/cpp/url_response_info.cc
@@ -1,4 +1,4 @@
-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
@@ -12,8 +12,8 @@ namespace pp {
 
 namespace {
 
-template <> const char* interface_name<PPB_URLResponseInfo>() {
-  return PPB_URLRESPONSEINFO_INTERFACE;
+template <> const char* interface_name<PPB_URLResponseInfo_1_0>() {
+  return PPB_URLRESPONSEINFO_INTERFACE_1_0;
 }
 
 }  // namespace
@@ -27,19 +27,19 @@ URLResponseInfo::URLResponseInfo(PassRef, PP_Resource resource)
 }
 
 Var URLResponseInfo::GetProperty(PP_URLResponseProperty property) const {
-  if (!has_interface<PPB_URLResponseInfo>())
+  if (!has_interface<PPB_URLResponseInfo_1_0>())
     return Var();
   return Var(PASS_REF,
-             get_interface<PPB_URLResponseInfo>()->GetProperty(pp_resource(),
-                                                               property));
+      get_interface<PPB_URLResponseInfo_1_0>()->GetProperty(pp_resource(),
+                                                            property));
 }
 
 FileRef URLResponseInfo::GetBodyAsFileRef() const {
-  if (!has_interface<PPB_URLResponseInfo>())
+  if (!has_interface<PPB_URLResponseInfo_1_0>())
     return FileRef();
   return FileRef(PASS_REF,
-                 get_interface<PPB_URLResponseInfo>()->GetBodyAsFileRef(
-                     pp_resource()));
+      get_interface<PPB_URLResponseInfo_1_0>()->GetBodyAsFileRef(
+          pp_resource()));
 }
 
 }  // namespace pp