Finish taking out render_messages.h includes from headers.

Review URL: http://codereview.chromium.org/20072

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@9209 0039d316-1c4b-4281-b951-d872f2087c98
diff --git a/chrome/browser/tab_contents/navigation_controller.cc b/chrome/browser/tab_contents/navigation_controller.cc
index dceab2e..88d81ec 100644
--- a/chrome/browser/tab_contents/navigation_controller.cc
+++ b/chrome/browser/tab_contents/navigation_controller.cc
@@ -17,6 +17,7 @@
 #include "chrome/browser/tab_contents/tab_contents_delegate.h"
 #include "chrome/common/navigation_types.h"
 #include "chrome/common/notification_service.h"
+#include "chrome/common/render_messages.h"
 #include "chrome/common/resource_bundle.h"
 #include "webkit/glue/webkit_glue.h"