Delete code for inspector preferences.

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 d5dc4299fc1638f4cee62f11aa6cf8afc31f591e..bef392e37565217d90fea745c3c4e7694e753239 100644
--- a/content/browser/renderer_host/render_view_host_impl.cc
+++ b/content/browser/renderer_host/render_view_host_impl.cc
@@ -913,8 +913,6 @@ bool RenderViewHostImpl::OnMessageReceived(const IPC::Message& msg) {
     IPC_MESSAGE_HANDLER(ViewHostMsg_RenderProcessGone, OnRenderProcessGone)
     IPC_MESSAGE_HANDLER(ViewHostMsg_UpdateState, OnUpdateState)
     IPC_MESSAGE_HANDLER(ViewHostMsg_UpdateTargetURL, OnUpdateTargetURL)
-    IPC_MESSAGE_HANDLER(ViewHostMsg_UpdateInspectorSetting,
-                        OnUpdateInspectorSetting)
     IPC_MESSAGE_HANDLER(ViewHostMsg_Close, OnClose)
     IPC_MESSAGE_HANDLER(ViewHostMsg_RequestMove, OnRequestMove)
     IPC_MESSAGE_HANDLER(ViewHostMsg_DocumentAvailableInMainFrame,
@@ -1096,12 +1094,6 @@ void RenderViewHostImpl::OnUpdateTargetURL(int32 page_id, const GURL& url) {
   Send(new ViewMsg_UpdateTargetURL_ACK(GetRoutingID()));
 }
 
-void RenderViewHostImpl::OnUpdateInspectorSetting(
-    const std::string& key, const std::string& value) {
-  GetContentClient()->browser()->UpdateInspectorSetting(
-      this, key, value);
-}
-
 void RenderViewHostImpl::OnClose() {
   // If the renderer is telling us to close, it has already run the unload
   // events, and we can take the fast path.