OOPIF: History navigations for new child frames.

content/browser/frame_host/render_frame_host_impl.cc

Index: content/browser/frame_host/render_frame_host_impl.cc
diff --git a/content/browser/frame_host/render_frame_host_impl.cc b/content/browser/frame_host/render_frame_host_impl.cc
index 9a8810b3aa9a45c2ec8424f30fbbff6800fe5421..6fbcc58d8c01d197d02cf07db59a7bde4cc10c49 100644
--- a/content/browser/frame_host/render_frame_host_impl.cc
+++ b/content/browser/frame_host/render_frame_host_impl.cc
@@ -482,6 +482,8 @@ bool RenderFrameHostImpl::OnMessageReceived(const IPC::Message &msg) {
                                 OnDidCommitProvisionalLoad(msg))
     IPC_MESSAGE_HANDLER(FrameHostMsg_DidDropNavigation, OnDidDropNavigation)
     IPC_MESSAGE_HANDLER(FrameHostMsg_UpdateState, OnUpdateState)
+    IPC_MESSAGE_HANDLER(FrameHostMsg_NavigateNewChildFrame,
+                        OnNavigateNewChildFrame)
     IPC_MESSAGE_HANDLER(FrameHostMsg_OpenURL, OnOpenURL)
     IPC_MESSAGE_HANDLER(FrameHostMsg_DocumentOnLoadCompleted,
                         OnDocumentOnLoadCompleted)
@@ -1010,6 +1012,11 @@ void RenderFrameHostImpl::OnUpdateState(const PageState& state) {
   delegate_->UpdateStateForFrame(this, state);
 }
 
+void RenderFrameHostImpl::OnNavigateNewChildFrame(
+    const std::string& unique_name) {
+  frame_tree_node_->navigator()->NavigateNewChildFrame(this, unique_name);
+}
+
 RenderWidgetHostImpl* RenderFrameHostImpl::GetRenderWidgetHost() {
   return render_widget_host_;
 }