Introduce ResourceRequesterInfo to abstract the requester of resource request

content/browser/loader/resource_message_filter.cc

Index: content/browser/loader/resource_message_filter.cc
diff --git a/content/browser/loader/resource_message_filter.cc b/content/browser/loader/resource_message_filter.cc
index 7fd049eb4034192ded7c7a8ff033e9b92617fe9f..55c6777295eaa9eeca4f594b8bcf7e037d10d077 100644
--- a/content/browser/loader/resource_message_filter.cc
+++ b/content/browser/loader/resource_message_filter.cc
@@ -7,6 +7,7 @@
 #include "content/browser/appcache/chrome_appcache_service.h"
 #include "content/browser/blob_storage/chrome_blob_storage_context.h"
 #include "content/browser/loader/resource_dispatcher_host_impl.h"
+#include "content/browser/loader/resource_requester_info.h"
 #include "content/browser/loader/url_loader_factory_impl.h"
 #include "content/browser/service_worker/service_worker_context_wrapper.h"
 #include "content/common/resource_messages.h"
@@ -17,7 +18,6 @@ namespace content {
 
 ResourceMessageFilter::ResourceMessageFilter(
     int child_id,
-    int process_type,
     ChromeAppCacheService* appcache_service,
     ChromeBlobStorageContext* blob_storage_context,
     storage::FileSystemContext* file_system_context,
@@ -26,7 +26,6 @@ ResourceMessageFilter::ResourceMessageFilter(
     : BrowserMessageFilter(ResourceMsgStart),
       BrowserAssociatedInterface<mojom::URLLoaderFactory>(this, this),
       child_id_(child_id),
-      process_type_(process_type),
       appcache_service_(appcache_service),
       blob_storage_context_(blob_storage_context),
       file_system_context_(file_system_context),
@@ -71,17 +70,19 @@ void ResourceMessageFilter::CreateLoaderAndStart(
     int32_t request_id,
     const ResourceRequest& url_request,
     mojom::URLLoaderClientAssociatedPtrInfo client_ptr_info) {
-  URLLoaderFactoryImpl::CreateLoaderAndStart(std::move(request), routing_id,
-                                             request_id, url_request,
-                                             std::move(client_ptr_info), this);
+  URLLoaderFactoryImpl::CreateLoaderAndStart(
+      std::move(request), routing_id, request_id, url_request,
+      std::move(client_ptr_info),
+      ResourceRequesterInfo::CreateForRenderer(GetWeakPtr()));
 }
 
 void ResourceMessageFilter::SyncLoad(int32_t routing_id,
                                      int32_t request_id,
                                      const ResourceRequest& url_request,
                                      const SyncLoadCallback& callback) {
-  URLLoaderFactoryImpl::SyncLoad(routing_id, request_id, url_request, callback,
-                                 this);
+  URLLoaderFactoryImpl::SyncLoad(
+      routing_id, request_id, url_request, callback,
+      ResourceRequesterInfo::CreateForRenderer(GetWeakPtr()));
 }
 
 }  // namespace content