Adds routed interface support between RenderFrameHost and RenderFrame

content/common/associated_interface_provider_impl.cc

+// Copyright 2016 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "content/common/associated_interface_provider_impl.h"
+
+namespace content {
+
+AssociatedInterfaceProviderImpl::AssociatedInterfaceProviderImpl(
+    const mojo::AssociatedGroup& associated_group,
+    mojom::RouteProvider* route_provider,
+    int32_t routing_id) : associated_group_(associated_group) {
+  mojom::AssociatedInterfaceProviderAssociatedRequest request =
+      mojo::GetProxy(&proxy_, &associated_group_);
+  route_provider->GetRoute(routing_id, std::move(request));
+}
+
+AssociatedInterfaceProviderImpl::~AssociatedInterfaceProviderImpl() {}
+
+void AssociatedInterfaceProviderImpl::GetInterface(
+    const std::string& name,
+    mojo::ScopedInterfaceEndpointHandle handle) {
+  mojom::AssociatedInterfaceAssociatedRequest request;
+  request.Bind(std::move(handle));
+  return proxy_->GetAssociatedInterface(name, std::move(request));
+}
+
+mojo::AssociatedGroup* AssociatedInterfaceProviderImpl::GetAssociatedGroup() {
+  return &associated_group_;
+}
+
+}  // namespace content