3 files changed, 10 insertions, 0 deletions
diff --git a/chrome/common/render_messages_internal.h b/chrome/common/render_messages_internal.h
index f2c588c..867523a 100644
--- a/chrome/common/render_messages_internal.h
+++ b/chrome/common/render_messages_internal.h
@@ -566,6 +566,9 @@ IPC_MESSAGE_CONTROL1(ViewMsg_PurgePluginListCache,
 // Tells the render view to load all blocked plugins.
 IPC_MESSAGE_ROUTED0(ViewMsg_LoadBlockedPlugins)
 
+// Tells the render view a prerendered page is about to be displayed.
+IPC_MESSAGE_ROUTED0(ViewMsg_DisplayPrerenderedPage)
+
 IPC_MESSAGE_ROUTED1(ViewMsg_RunFileChooserResponse,
                     std::vector<FilePath> /* selected files */)
 
diff --git a/chrome/common/render_messages_params.cc b/chrome/common/render_messages_params.cc
index a05266c..91d7ba7 100644
--- a/chrome/common/render_messages_params.cc
+++ b/chrome/common/render_messages_params.cc
@@ -316,6 +316,10 @@ struct ParamTraits<ViewMsg_Navigate_Params::NavigationType> {
         event = "NavigationType_RESTORE";
         break;
 
+      case ViewMsg_Navigate_Params::PRERENDER:
+        event = "NavigationType_PRERENDER";
+        break;
+
       case ViewMsg_Navigate_Params::NORMAL:
         event = "NavigationType_NORMA";
         break;
diff --git a/chrome/common/render_messages_params.h b/chrome/common/render_messages_params.h
index 09d18e0..20d8470 100644
--- a/chrome/common/render_messages_params.h
+++ b/chrome/common/render_messages_params.h
@@ -62,6 +62,9 @@ struct ViewMsg_Navigate_Params {
     // the page's cache policy is ignored and we load from the cache.
     RESTORE,
 
+    // Speculatively prerendering the page.
+    PRERENDER,
+
     // Navigation type not categorized by the other types.
     NORMAL
   };