Move LoadProgressTracker to the browser process.

content/browser/renderer_host/render_view_host_impl.cc

Index: content/browser/renderer_host/render_view_host_impl.cc
diff --git a/content/browser/renderer_host/render_view_host_impl.cc b/content/browser/renderer_host/render_view_host_impl.cc
index 5816fef789fc92381c382b7dfa568ab3977ee79a..28cd264fac982f2be118c758f3ed2f5e5c8c7673 100644
--- a/content/browser/renderer_host/render_view_host_impl.cc
+++ b/content/browser/renderer_host/render_view_host_impl.cc
@@ -985,8 +985,6 @@ bool RenderViewHostImpl::OnMessageReceived(const IPC::Message& msg) {
                         OnUpdateInspectorSetting)
     IPC_MESSAGE_HANDLER(ViewHostMsg_Close, OnClose)
     IPC_MESSAGE_HANDLER(ViewHostMsg_RequestMove, OnRequestMove)
-    IPC_MESSAGE_HANDLER(ViewHostMsg_DidChangeLoadProgress,
-                        OnDidChangeLoadProgress)
     IPC_MESSAGE_HANDLER(ViewHostMsg_DocumentAvailableInMainFrame,
                         OnDocumentAvailableInMainFrame)
     IPC_MESSAGE_HANDLER(ViewHostMsg_ToggleFullscreen, OnToggleFullscreen)
@@ -1188,10 +1186,6 @@ void RenderViewHostImpl::OnRequestMove(const gfx::Rect& pos) {
   Send(new ViewMsg_Move_ACK(GetRoutingID()));
 }
 
-void RenderViewHostImpl::OnDidChangeLoadProgress(double load_progress) {
-  delegate_->DidChangeLoadProgress(load_progress);
-}
-
 void RenderViewHostImpl::OnDocumentAvailableInMainFrame() {
   delegate_->DocumentAvailableInMainFrame(this);
 }