Fix the commit type for out-of-process iframes.

content/common/navigation_params.h

Index: content/common/navigation_params.h
diff --git a/content/common/navigation_params.h b/content/common/navigation_params.h
index 90eb70eea510f864d13bb13e4dc942b7df3d05ca..805947112128c488e913acfe684a6239da38e244 100644
--- a/content/common/navigation_params.h
+++ b/content/common/navigation_params.h
@@ -170,6 +170,7 @@ struct CONTENT_EXPORT RequestNavigationParams {
                           const PageState& page_state,
                           int32 page_id,
                           int nav_entry_id,
+                          bool has_committed_real_load,
                           bool intended_as_new_entry,
                           int pending_history_list_offset,
                           int current_history_list_offset,
@@ -211,6 +212,12 @@ struct CONTENT_EXPORT RequestNavigationParams {
   // the resulting FrameHostMsg_DidCommitProvisionalLoad message.
   int nav_entry_id;
 
+  // Whether the frame being navigated has already committed a real page, which
+  // affects how new navigations are classified in the renderer process.
+  // This currently is only ever set to true in --site-per-process mode.
+  // TODO(creis): Create FrameNavigationEntries by default so this always works.
+  bool has_committed_real_load;
+
   // For browser-initiated navigations, this is true if this is a new entry
   // being navigated to. This is false otherwise. TODO(avi): Remove this when
   // the pending entry situation is made sane and the browser keeps them around