Refactor ResourceHandler API.

content/browser/loader/resource_loader.h

Index: content/browser/loader/resource_loader.h
diff --git a/content/browser/loader/resource_loader.h b/content/browser/loader/resource_loader.h
index 6ebcd2de50b08624c9cf4cb2eae356f015916135..df1a642f7153b5733aeb0bed22d35767ed8c2b5c 100644
--- a/content/browser/loader/resource_loader.h
+++ b/content/browser/loader/resource_loader.h
@@ -82,11 +82,14 @@ class CONTENT_EXPORT ResourceLoader : public net::URLRequest::Delegate,
   void CancelWithError(int error_code) override;
 
   void StartRequestInternal();
-  void CancelRequestInternal(int error, bool from_renderer);
+
+  // Posts a task to cancel the request, for use by ResourceController methods.
+  void CancelRequestAsync(int error, bool ignore);
+
+  void CancelRequestInternal(int error, bool from_renderer, bool ignore);
   void CompleteResponseStarted();
   void StartReading(bool is_continuation);
   void ResumeReading();
-  void ReadMore(int* bytes_read);
   // Passes a read result to the handler.
   void CompleteRead(int bytes_read);
   void ResponseCompleted();