Merge ResourceRequestBodyImpl and ResourceRequestBody.

content/browser/frame_host/navigation_handle_impl.h

Index: content/browser/frame_host/navigation_handle_impl.h
diff --git a/content/browser/frame_host/navigation_handle_impl.h b/content/browser/frame_host/navigation_handle_impl.h
index f98451b72daee71b3a85188a0ab677595d327159..03ebb117e427bdcf2019a76ebf39fc2d2a66cd84 100644
--- a/content/browser/frame_host/navigation_handle_impl.h
+++ b/content/browser/frame_host/navigation_handle_impl.h
@@ -38,7 +38,7 @@ class AppCacheNavigationHandle;
 class ChromeAppCacheService;
 class NavigationUIData;
 class NavigatorDelegate;
-class ResourceRequestBodyImpl;
+class ResourceRequestBody;
 class ServiceWorkerContextWrapper;
 class ServiceWorkerNavigationHandle;
 
@@ -239,7 +239,7 @@ class CONTENT_EXPORT NavigationHandleImpl : public NavigationHandle {
   // Returns the POST body associated with this navigation.  This will be
   // null for GET and/or other non-POST requests (or if a response to a POST
   // request was a redirect that changed the method to GET - for example 302).
-  const scoped_refptr<ResourceRequestBodyImpl>& resource_request_body() const {
+  const scoped_refptr<ResourceRequestBody>& resource_request_body() const {
     return resource_request_body_;
   }
 
@@ -264,7 +264,7 @@ class CONTENT_EXPORT NavigationHandleImpl : public NavigationHandle {
   // the caller to cancel the navigation or let it proceed.
   void WillStartRequest(
       const std::string& method,
-      scoped_refptr<content::ResourceRequestBodyImpl> resource_request_body,
+      scoped_refptr<content::ResourceRequestBody> resource_request_body,
       const Referrer& sanitized_referrer,
       bool has_user_gesture,
       ui::PageTransition transition,
@@ -465,7 +465,7 @@ class CONTENT_EXPORT NavigationHandleImpl : public NavigationHandle {
   // The POST body associated with this navigation.  This will be null for GET
   // and/or other non-POST requests (or if a response to a POST request was a
   // redirect that changed the method to GET - for example 302).
-  scoped_refptr<ResourceRequestBodyImpl> resource_request_body_;
+  scoped_refptr<ResourceRequestBody> resource_request_body_;
 
   // The state the navigation is in.
   State state_;