Remove RenderFrameHostImplState and convert it to boolean.

content/browser/frame_host/navigation_controller_impl_browsertest.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/browser/frame_host/navigation_controller_impl.h"
 
 #include <stdint.h>
 #include <utility>
 
 #include "base/bind.h"
@@ skipping 617 matching lines @@
   }
 
  private:
   void RenderFrameCreated(RenderFrameHost* render_frame_host) override {
     RenderFrameHostImpl* rfh =
         static_cast<RenderFrameHostImpl*>(render_frame_host);
 
     // Don't pay attention to swapped out RenderFrameHosts in the main frame.
     // TODO(nasko): Remove once swappedout:// is gone.
     // See https://crbug.com/357747.
-    if (!RenderFrameHostImpl::IsRFHStateActive(rfh->rfh_state())) {
+    if (!rfh->is_active()) {
       DLOG(INFO) << "Skipping swapped out RFH: "
                  << rfh->GetSiteInstance()->GetSiteURL();
       return;
     }
 
     // If this object was not created with a specified frame tree node, then use
     // the first created active RenderFrameHost.  Once a node is selected, there
     // shouldn't be any other frames being created.
     int frame_tree_node_id = rfh->frame_tree_node()->frame_tree_node_id();
     DCHECK(frame_tree_node_id_ == 0 ||
@@ skipping 2865 matching lines @@
   observer.Wait();
 
   EXPECT_EQ(3, controller.GetEntryCount());
   EXPECT_EQ(3, RendererHistoryLength(shell()));
   EXPECT_EQ(0, controller.GetLastCommittedEntryIndex());
 
   EXPECT_EQ(frame_url_1, frame->current_url());
 }
 
 }  // namespace content