Make Foreign Fetch an origin trial.

content/browser/loader/resource_dispatcher_host_impl.cc

Index: content/browser/loader/resource_dispatcher_host_impl.cc
diff --git a/content/browser/loader/resource_dispatcher_host_impl.cc b/content/browser/loader/resource_dispatcher_host_impl.cc
index d0bc8a67002d511ddb64e84c43f2877d24a3344c..5daf635fbc39f1208f4080d86ef1019e941803e2 100644
--- a/content/browser/loader/resource_dispatcher_host_impl.cc
+++ b/content/browser/loader/resource_dispatcher_host_impl.cc
@@ -1529,17 +1529,14 @@ void ResourceDispatcherHostImpl::BeginRequest(
       request_data.fetch_request_context_type, request_data.fetch_frame_type,
       request_data.request_body);
 
-  if (base::CommandLine::ForCurrentProcess()->HasSwitch(
-          switches::kEnableExperimentalWebPlatformFeatures)) {
-    ForeignFetchRequestHandler::InitializeHandler(
-        new_request.get(), filter_->service_worker_context(), blob_context,
-        child_id, request_data.service_worker_provider_id,
-        should_skip_service_worker, request_data.fetch_request_mode,
-        request_data.fetch_credentials_mode, request_data.fetch_redirect_mode,
-        request_data.resource_type, request_data.fetch_request_context_type,
-        request_data.fetch_frame_type, request_data.request_body,
-        request_data.initiated_in_secure_context);
-  }
+  ForeignFetchRequestHandler::InitializeHandler(
+      new_request.get(), filter_->service_worker_context(), blob_context,
+      child_id, request_data.service_worker_provider_id,
+      should_skip_service_worker, request_data.fetch_request_mode,
+      request_data.fetch_credentials_mode, request_data.fetch_redirect_mode,
+      request_data.resource_type, request_data.fetch_request_context_type,
+      request_data.fetch_frame_type, request_data.request_body,
+      request_data.initiated_in_secure_context);
 
   // Have the appcache associate its extra info with the request.
   AppCacheInterceptor::SetExtraRequestInfo(