Adds routed interface support between RenderFrameHost and RenderFrame

content/browser/frame_host/render_frame_host_impl.cc

 // Copyright 2013 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/browser/frame_host/render_frame_host_impl.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/command_line.h"
@@ skipping 35 matching lines @@
 #include "content/browser/renderer_host/render_view_host_delegate_view.h"
 #include "content/browser/renderer_host/render_view_host_impl.h"
 #include "content/browser/renderer_host/render_widget_host_delegate.h"
 #include "content/browser/renderer_host/render_widget_host_impl.h"
 #include "content/browser/renderer_host/render_widget_host_view_base.h"
 #include "content/browser/shared_worker/shared_worker_service_impl.h"
 #include "content/browser/wake_lock/wake_lock_service_context.h"
 #include "content/browser/websockets/websocket_manager.h"
 #include "content/browser/webui/web_ui_controller_factory_registry.h"
 #include "content/common/accessibility_messages.h"
+#include "content/common/associated_interface_provider_impl.h"
+#include "content/common/associated_interface_registry_impl.h"
 #include "content/common/frame_messages.h"
 #include "content/common/frame_owner_properties.h"
 #include "content/common/input_messages.h"
 #include "content/common/inter_process_time_ticks_converter.h"
 #include "content/common/navigation_params.h"
 #include "content/common/site_isolation_policy.h"
 #include "content/common/swapped_out_messages.h"
 #include "content/public/browser/ax_event_notification_details.h"
 #include "content/public/browser/browser_accessibility_state.h"
 #include "content/public/browser/browser_context.h"
@@ skipping 14 matching lines @@
 #include "content/public/common/file_chooser_params.h"
 #include "content/public/common/isolated_world_ids.h"
 #include "content/public/common/mojo_shell_connection.h"
 #include "content/public/common/url_constants.h"
 #include "content/public/common/url_utils.h"
 #include "device/generic_sensor/sensor_provider_impl.h"
 #include "device/geolocation/geolocation_service_context.h"
 #include "device/vibration/vibration_manager_impl.h"
 #include "media/mojo/interfaces/media_service.mojom.h"
 #include "media/mojo/interfaces/service_factory.mojom.h"
+#include "mojo/public/cpp/bindings/associated_interface_ptr.h"
+#include "mojo/public/cpp/bindings/associated_interface_request.h"
 #include "services/shell/public/cpp/connector.h"
 #include "services/shell/public/cpp/interface_provider.h"
 #include "ui/accessibility/ax_tree.h"
 #include "ui/accessibility/ax_tree_update.h"
 #include "ui/gfx/geometry/quad_f.h"
 #include "url/gurl.h"
 
 #if defined(OS_ANDROID)
 #include "content/browser/mojo/interface_registrar_android.h"
 #if defined(ENABLE_MOJO_CDM)
@@ skipping 393 matching lines @@
 }
 
 shell::InterfaceRegistry* RenderFrameHostImpl::GetInterfaceRegistry() {
   return interface_registry_.get();
 }
 
 shell::InterfaceProvider* RenderFrameHostImpl::GetRemoteInterfaces() {
   return remote_interfaces_.get();
 }
 
+AssociatedInterfaceRegistry*
+RenderFrameHostImpl::GetAssociatedInterfaceRegistry() {
+  return &associated_interface_registry_;
+}
+
+AssociatedInterfaceProvider*
+RenderFrameHostImpl::GetRemoteAssociatedInterfaces() {
+  if (!remote_associated_interfaces_) {
+    mojom::AssociatedInterfaceProviderAssociatedPtr remote_interfaces;
+    IPC::ChannelProxy* channel = GetProcess()->GetChannel();
+    if (channel) {
+      RenderProcessHostImpl* process =
+          static_cast<RenderProcessHostImpl*>(GetProcess());
+      process->GetRemoteRouteProvider()->GetRoute(
+          GetRoutingID(),
+          mojo::GetProxy(&remote_interfaces, channel->GetAssociatedGroup()));
+    } else {
+      // The channel may not be initialized in some tests environments. In this
+      // case we set up a dummy interface provider.
+      mojo::GetDummyProxyForTesting(&remote_interfaces);
+    }
+    remote_associated_interfaces_.reset(new AssociatedInterfaceProviderImpl(
+        std::move(remote_interfaces)));
+  }
+  return remote_associated_interfaces_.get();
+}
+
 blink::WebPageVisibilityState RenderFrameHostImpl::GetVisibilityState() {
   // Works around the crashes seen in https://crbug.com/501863, where the
   // active WebContents from a browser iterator may contain a render frame
   // detached from the frame tree. This tries to find a RenderWidgetHost
   // attached to an ancestor frame, and defaults to visibility hidden if
   // it fails.
   // TODO(yfriedman, peter): Ideally this would never be called on an
   // unattached frame and we could omit this check. See
   // https://crbug.com/615867.
   RenderFrameHostImpl* frame = this;
@@ skipping 123 matching lines @@
 #if defined(USE_EXTERNAL_POPUP_MENU)
     IPC_MESSAGE_HANDLER(FrameHostMsg_ShowPopup, OnShowPopup)
     IPC_MESSAGE_HANDLER(FrameHostMsg_HidePopup, OnHidePopup)
 #endif
   IPC_END_MESSAGE_MAP()
 
   // No further actions here, since we may have been deleted.
   return handled;
 }
 
+void RenderFrameHostImpl::OnAssociatedInterfaceRequest(
+    const std::string& interface_name,
+    mojo::ScopedInterfaceEndpointHandle handle) {
+  associated_interface_registry_.BindRequest(interface_name, std::move(handle));
+}
+
 void RenderFrameHostImpl::AccessibilitySetFocus(int object_id) {
   Send(new AccessibilityMsg_SetFocus(routing_id_, object_id));
 }
 
 void RenderFrameHostImpl::AccessibilityDoDefaultAction(int object_id) {
   Send(new AccessibilityMsg_DoDefaultAction(routing_id_, object_id));
 }
 
 void RenderFrameHostImpl::AccessibilityShowContextMenu(int acc_obj_id) {
   Send(new AccessibilityMsg_ShowContextMenu(routing_id_, acc_obj_id));
@@ skipping 800 matching lines @@
   // reset.
   SetRenderFrameCreated(false);
   InvalidateMojoConnection();
 
   // Execute any pending AX tree snapshot callbacks with an empty response,
   // since we're never going to get a response from this renderer.
   for (const auto& iter : ax_tree_snapshot_callbacks_)
     iter.second.Run(ui::AXTreeUpdate());
   ax_tree_snapshot_callbacks_.clear();
 
+  // Ensure that future remote interface requests are associated with the new
+  // process's channel.
+  remote_associated_interfaces_.reset();
+
   if (!is_active()) {
     // If the process has died, we don't need to wait for the swap out ack from
     // this RenderFrame if it is pending deletion.  Complete the swap out to
     // destroy it.
     OnSwappedOut();
   } else {
     // If this was the current pending or speculative RFH dying, cancel and
     // destroy it.
     frame_tree_node_->render_manager()->CancelPendingIfNecessary(this);
   }
@@ skipping 1579 matching lines @@
   web_bluetooth_service_->SetClientConnectionErrorHandler(base::Bind(
       &RenderFrameHostImpl::DeleteWebBluetoothService, base::Unretained(this)));
   return web_bluetooth_service_.get();
 }
 
 void RenderFrameHostImpl::DeleteWebBluetoothService() {
   web_bluetooth_service_.reset();
 }
 
 }  // namespace content