Use IPC::Sender and IPC::Listener in content.

content/browser/renderer_host/resource_dispatcher_host_unittest.cc

Index: content/browser/renderer_host/resource_dispatcher_host_unittest.cc
diff --git a/content/browser/renderer_host/resource_dispatcher_host_unittest.cc b/content/browser/renderer_host/resource_dispatcher_host_unittest.cc
index 1987837587888f4b970243eee651e7e5b5dc027f..75393a375ac5b09bb6b8692d4ad9a9171a20fdd2 100644
--- a/content/browser/renderer_host/resource_dispatcher_host_unittest.cc
+++ b/content/browser/renderer_host/resource_dispatcher_host_unittest.cc
@@ -161,7 +161,7 @@ class MockURLRequestContextSelector
 // messages to go to the same place, which is why this forwards.
 class ForwardingFilter : public ResourceMessageFilter {
  public:
-  explicit ForwardingFilter(IPC::Message::Sender* dest,
+  explicit ForwardingFilter(IPC::Sender* dest,
                             content::ResourceContext* resource_context)
     : ResourceMessageFilter(
         ChildProcessHostImpl::GenerateChildProcessUniqueId(),
@@ -184,7 +184,7 @@ class ForwardingFilter : public ResourceMessageFilter {
   virtual ~ForwardingFilter() {}
 
  private:
-  IPC::Message::Sender* dest_;
+  IPC::Sender* dest_;
 
   DISALLOW_COPY_AND_ASSIGN(ForwardingFilter);
 };
@@ -371,7 +371,7 @@ class TestResourceDispatcherHostDelegate
 };
 
 class ResourceDispatcherHostTest : public testing::Test,
-                                   public IPC::Message::Sender {
+                                   public IPC::Sender {
  public:
   ResourceDispatcherHostTest()
       : ui_thread_(BrowserThread::UI, &message_loop_),
@@ -386,7 +386,7 @@ class ResourceDispatcherHostTest : public testing::Test,
     filter_ = new ForwardingFilter(
         this, browser_context_->GetResourceContext());
   }
-  // IPC::Message::Sender implementation
+  // IPC::Sender implementation
   virtual bool Send(IPC::Message* msg) {
     accum_.AddMessage(*msg);
     delete msg;