Use mojo for Chrome Loading, Part 1

content/browser/loader/resource_message_filter.h

Index: content/browser/loader/resource_message_filter.h
diff --git a/content/browser/loader/resource_message_filter.h b/content/browser/loader/resource_message_filter.h
index 44937a0b8431cf229ee93b47205cf95b0ed8b8eb..4037826d7b1ddf8686a94d6e88f0e0bc8191dfa2 100644
--- a/content/browser/loader/resource_message_filter.h
+++ b/content/browser/loader/resource_message_filter.h
@@ -10,9 +10,11 @@
 #include "base/callback_forward.h"
 #include "base/macros.h"
 #include "base/memory/weak_ptr.h"
+#include "base/sequenced_task_runner_helpers.h"
 #include "content/browser/host_zoom_level_context.h"
 #include "content/common/content_export.h"
 #include "content/public/browser/browser_message_filter.h"
+#include "content/public/browser/browser_thread.h"
 #include "content/public/common/resource_type.h"
 
 namespace storage {
@@ -58,6 +60,7 @@ class CONTENT_EXPORT ResourceMessageFilter : public BrowserMessageFilter {
   // BrowserMessageFilter implementation.
   void OnChannelClosing() override;
   bool OnMessageReceived(const IPC::Message& message) override;
+  void OnDestruct() const override;
 
   void GetContexts(ResourceType resource_type,
                    ResourceContext** resource_context,
@@ -96,6 +99,9 @@ class CONTENT_EXPORT ResourceMessageFilter : public BrowserMessageFilter {
   ~ResourceMessageFilter() override;
 
  private:
+  friend struct BrowserThread::DeleteOnThread<BrowserThread::IO>;
+  friend class base::DeleteHelper<ResourceMessageFilter>;
+
   // The ID of the child process.
   int child_id_;