Add RenderFrameHostDelegate and plumb it through all the necessary classes.

content/browser/frame_host/test_render_frame_host.cc

Index: content/browser/frame_host/test_render_frame_host.cc
===================================================================
--- content/browser/frame_host/test_render_frame_host.cc	(revision 238504)
+++ content/browser/frame_host/test_render_frame_host.cc	(working copy)
@@ -7,10 +7,12 @@
 namespace content {
 
 TestRenderFrameHost::TestRenderFrameHost(RenderViewHostImpl* render_view_host,
+                                         RenderFrameHostDelegate* delegate,
                                          FrameTree* frame_tree,
                                          int routing_id,
                                          bool is_swapped_out)
     : RenderFrameHostImpl(render_view_host,
+                          delegate,
                           frame_tree,
                           routing_id,
                           is_swapped_out) {}