Introduce MockResourceConverter to modularize testing of V8VarConverter

content/renderer/pepper/resource_converter.cc

Index: content/renderer/pepper/resource_converter.cc
diff --git a/content/renderer/pepper/resource_converter.cc b/content/renderer/pepper/resource_converter.cc
index 39ee7fff2d8bfb3ffaca26a4b6c73b48b8c0d615..4f346588707ab05758b170f3e39ad93f0a98c904 100644
--- a/content/renderer/pepper/resource_converter.cc
+++ b/content/renderer/pepper/resource_converter.cc
@@ -9,17 +9,19 @@
 
 namespace content {
 
-ResourceConverter::ResourceConverter() {
+ResourceConverter::~ResourceConverter() {
 }
 
-ResourceConverter::~ResourceConverter() {
+ResourceConverterImpl::ResourceConverterImpl() {
+}
+
+ResourceConverterImpl::~ResourceConverterImpl() {
 }
 
-void ResourceConverter::ShutDown(
-    const base::Callback<void(bool)>& callback,
-    const scoped_refptr<base::MessageLoopProxy>& message_loop_proxy) {
+void ResourceConverterImpl::ShutDown(
+    const base::Callback<void(bool)>& callback) {
   // TODO(raymes): Implement the creation of a browser resource host here.
-  message_loop_proxy->PostTask(FROM_HERE, base::Bind(callback, true));
+  base::MessageLoop::current()->PostTask(FROM_HERE, base::Bind(callback, true));
 }
 
 }  // namespace content