Reloading page after installing app should bring it into correct process.

content/browser/tab_contents/navigation_entry_impl.h

Index: content/browser/tab_contents/navigation_entry_impl.h
diff --git a/content/browser/tab_contents/navigation_entry_impl.h b/content/browser/tab_contents/navigation_entry_impl.h
index c1c52e5e32691baacc63a7d1314b5984444714ca..3c0a77b3c077e9f5d467f9206b074913781b8ca9 100644
--- a/content/browser/tab_contents/navigation_entry_impl.h
+++ b/content/browser/tab_contents/navigation_entry_impl.h
@@ -143,6 +143,15 @@ class CONTENT_EXPORT NavigationEntryImpl
     return transferred_global_request_id_;
   }
 
+  // Whether this (pending) navigation is reload across site instances.
+  // Resets to false after commit.
+  void set_is_cross_site_reload(bool is_cross_site_reload) {
+    is_cross_site_reload_ = is_cross_site_reload;
+  }
+  bool is_cross_site_reload() const {
+    return is_cross_site_reload_;
+  }
+
  private:
   // WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING
   // Session/Tab restore save portions of this class so that it can be recreated
@@ -191,6 +200,13 @@ class CONTENT_EXPORT NavigationEntryImpl
   // continues as normal.
   GlobalRequestID transferred_global_request_id_;
 
+  // This is set to true when this entry is being reloaded and due to changes in
+  // the state of the URL, it has to be reloaded in a different site instance.
+  // In such case, we must treat it as an existing navigation in the new site
+  // instance, instead of a new navigation. This value should not be persisted
+  // and is not needed after the entry commits.
+  bool is_cross_site_reload_;
+
   // Copy and assignment is explicitly allowed for this class.
 };