Moved the following IPC messages used by the chrome NPAPI plugin installer out of content

content/renderer/webplugin_delegate_proxy.cc

 // Copyright (c) 2011 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/renderer/webplugin_delegate_proxy.h"
 
 #if defined(TOOLKIT_USES_GTK)
 #include <gtk/gtk.h>
 #endif
 
@@ skipping 395 matching lines @@
 }
 
 void WebPluginDelegateProxy::DidFinishManualLoading() {
   Send(new PluginMsg_DidFinishManualLoading(instance_id_));
 }
 
 void WebPluginDelegateProxy::DidManualLoadFail() {
   Send(new PluginMsg_DidManualLoadFail(instance_id_));
 }
 
-void WebPluginDelegateProxy::InstallMissingPlugin() {
-  Send(new PluginMsg_InstallMissingPlugin(instance_id_));
-}
-
 bool WebPluginDelegateProxy::OnMessageReceived(const IPC::Message& msg) {
   content::GetContentClient()->SetActiveURL(page_url_);
 
   bool handled = true;
   IPC_BEGIN_MESSAGE_MAP(WebPluginDelegateProxy, msg)
     IPC_MESSAGE_HANDLER(PluginHostMsg_SetWindow, OnSetWindow)
 #if defined(OS_WIN)
     IPC_MESSAGE_HANDLER(PluginHostMsg_SetWindowlessPumpEvent,
                         OnSetWindowlessPumpEvent)
 #endif
     IPC_MESSAGE_HANDLER(PluginHostMsg_CancelResource, OnCancelResource)
     IPC_MESSAGE_HANDLER(PluginHostMsg_InvalidateRect, OnInvalidateRect)
     IPC_MESSAGE_HANDLER(PluginHostMsg_GetWindowScriptNPObject,
                         OnGetWindowScriptNPObject)
     IPC_MESSAGE_HANDLER(PluginHostMsg_GetPluginElement,
                         OnGetPluginElement)
     IPC_MESSAGE_HANDLER(PluginHostMsg_SetCookie, OnSetCookie)
     IPC_MESSAGE_HANDLER(PluginHostMsg_GetCookies, OnGetCookies)
-    IPC_MESSAGE_HANDLER(PluginHostMsg_MissingPluginStatus,
-                        OnMissingPluginStatus)
     IPC_MESSAGE_HANDLER(PluginHostMsg_URLRequest, OnHandleURLRequest)
     IPC_MESSAGE_HANDLER(PluginHostMsg_CancelDocumentLoad, OnCancelDocumentLoad)
     IPC_MESSAGE_HANDLER(PluginHostMsg_InitiateHTTPRangeRequest,
                         OnInitiateHTTPRangeRequest)
     IPC_MESSAGE_HANDLER(PluginHostMsg_DeferResourceLoading,
                         OnDeferResourceLoading)
 
 #if defined(OS_MACOSX)
     IPC_MESSAGE_HANDLER(PluginHostMsg_FocusChanged,
                         OnFocusChanged);
@@ skipping 672 matching lines @@
 }
 
 void WebPluginDelegateProxy::OnGetCookies(const GURL& url,
                                           const GURL& first_party_for_cookies,
                                           std::string* cookies) {
   DCHECK(cookies);
   if (plugin_)
     *cookies = plugin_->GetCookies(url, first_party_for_cookies);
 }
 
-void WebPluginDelegateProxy::OnMissingPluginStatus(int status) {
-  if (render_view_)
-    render_view_->OnMissingPluginStatus(this, status);
-}
-
 void WebPluginDelegateProxy::PaintSadPlugin(WebKit::WebCanvas* native_context,
                                             const gfx::Rect& rect) {
   // Lazily load the sad plugin image.
   if (!sad_plugin_)
     sad_plugin_ = content::GetContentClient()->renderer()->GetSadPluginBitmap();
   if (sad_plugin_)
     webkit::PaintSadPlugin(native_context, plugin_rect_, *sad_plugin_);
 }
 
 void WebPluginDelegateProxy::CopyFromBackBufferToFrontBuffer(
@@ skipping 243 matching lines @@
 }
 #endif
 
 void WebPluginDelegateProxy::OnURLRedirectResponse(bool allow,
                                                    int resource_id) {
   if (!plugin_)
     return;
 
   plugin_->URLRedirectResponse(allow, resource_id);
 }