Plumb through NetworkChangeNotifier::IsOffline() to WebKit, enabling

chrome/renderer/render_view.cc

Index: chrome/renderer/render_view.cc
diff --git a/chrome/renderer/render_view.cc b/chrome/renderer/render_view.cc
index 994d6b9a51f9008e16de0bd091009dbb7c0a5379..072a3f0a11ab5f7c28b567c40b35e1ce828f9e45 100644
--- a/chrome/renderer/render_view.cc
+++ b/chrome/renderer/render_view.cc
@@ -134,6 +134,7 @@
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebHistoryItem.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebImage.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebInputElement.h"
+#include "third_party/WebKit/Source/WebKit/chromium/public/WebNetworkStateNotifier.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebNode.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebNodeList.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebPageSerializer.h"
@@ -247,6 +248,7 @@ using WebKit::WebMediaPlayerAction;
 using WebKit::WebMediaPlayerClient;
 using WebKit::WebNavigationPolicy;
 using WebKit::WebNavigationType;
+using WebKit::WebNetworkStateNotifier;
 using WebKit::WebNode;
 using WebKit::WebPageSerializer;
 using WebKit::WebPageSerializerClient;
@@ -1111,6 +1113,7 @@ bool RenderView::OnMessageReceived(const IPC::Message& message) {
     IPC_MESSAGE_HANDLER(ViewMsg_JavaScriptStressTestControl,
                         OnJavaScriptStressTestControl)
     IPC_MESSAGE_HANDLER(ViewMsg_ContextMenuClosed, OnContextMenuClosed)
+    IPC_MESSAGE_HANDLER(ViewMsg_NetworkStateChanged, OnNetworkStateChanged)
 
     // TODO(viettrungluu): Move to a separate message filter.
 #if defined(ENABLE_FLAPPER_HACKS)
@@ -5693,3 +5696,7 @@ void RenderView::OnContextMenuClosed(
   else
     context_menu_node_.reset();
 }
+
+void RenderView::OnNetworkStateChanged(bool online) {
+  WebNetworkStateNotifier::setOnLine(online);
+}