Move navigation and frame tree classes to a new frame_host/ directory.

content/browser/renderer_host/render_frame_message_filter.cc

Index: content/browser/renderer_host/render_frame_message_filter.cc
diff --git a/content/browser/renderer_host/render_frame_message_filter.cc b/content/browser/renderer_host/render_frame_message_filter.cc
deleted file mode 100644
index ecea8de1630a4eec17357b59f5e938cd722517c1..0000000000000000000000000000000000000000
--- a/content/browser/renderer_host/render_frame_message_filter.cc
+++ /dev/null
@@ -1,71 +0,0 @@
-// 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/renderer_host/render_frame_message_filter.h"
-
-#include "content/browser/renderer_host/render_frame_host_impl.h"
-#include "content/browser/renderer_host/render_widget_helper.h"
-#include "content/common/frame_messages.h"
-#include "content/public/browser/browser_thread.h"
-
-namespace content {
-
-namespace {
-
-void CreateChildFrameOnUI(int process_id,
-                          int parent_render_frame_id,
-                          int64 parent_frame_id,
-                          int64 frame_id,
-                          const std::string& frame_name,
-                          int new_render_frame_id) {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
-  RenderFrameHostImpl* render_frame_host =
-      RenderFrameHostImpl::FromID(process_id, parent_render_frame_id);
-  // Handles the RenderFrameHost being deleted on the UI thread while
-  // processing a subframe creation message.
-  if (render_frame_host) {
-    render_frame_host->OnCreateChildFrame(new_render_frame_id,
-                                          parent_frame_id, frame_id,
-                                          frame_name);
-  }
-}
-
-}  // namespace
-
-RenderFrameMessageFilter::RenderFrameMessageFilter(
-    int render_process_id,
-    RenderWidgetHelper* render_widget_helper)
-    : render_process_id_(render_process_id),
-      render_widget_helper_(render_widget_helper) {
-}
-
-RenderFrameMessageFilter::~RenderFrameMessageFilter() {
-}
-
-bool RenderFrameMessageFilter::OnMessageReceived(const IPC::Message& message,
-                                                 bool* message_was_ok) {
-  bool handled = true;
-  IPC_BEGIN_MESSAGE_MAP_EX(RenderFrameMessageFilter, message, *message_was_ok)
-    IPC_MESSAGE_HANDLER(FrameHostMsg_CreateChildFrame, OnCreateChildFrame)
-    IPC_MESSAGE_UNHANDLED(handled = false)
-  IPC_END_MESSAGE_MAP_EX()
-
-  return handled;
-}
-
-void RenderFrameMessageFilter::OnCreateChildFrame(
-    int parent_render_frame_id,
-    int64 parent_frame_id,
-    int64 frame_id,
-    const std::string& frame_name,
-    int* new_render_frame_id) {
-  *new_render_frame_id = render_widget_helper_->GetNextRoutingID();
-  BrowserThread::PostTask(
-      BrowserThread::UI, FROM_HERE,
-      base::Bind(&CreateChildFrameOnUI, render_process_id_,
-                 parent_render_frame_id, parent_frame_id, frame_id, frame_name,
-                 *new_render_frame_id));
-}
-
-}  // namespace content