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 5503d2f4042dc50aed42ac9c057507fcc15db8ef..907ce7b8254d31fc1321bd67a7a854f3952ec965 100644
--- a/content/browser/renderer_host/render_view_host_impl.cc
+++ b/content/browser/renderer_host/render_view_host_impl.cc
@@ -983,8 +983,6 @@ 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)
@@ -1186,10 +1184,6 @@ 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);
 }