Remove the CREATE_RF_SWAPPED_OUT flag.

content/browser/frame_host/render_frame_host_impl.h

 // Copyright 2013 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.
 
 #ifndef CONTENT_BROWSER_FRAME_HOST_RENDER_FRAME_HOST_IMPL_H_
 #define CONTENT_BROWSER_FRAME_HOST_RENDER_FRAME_HOST_IMPL_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 72 matching lines @@
 class ResourceRequestBody;
 class StreamHandle;
 class TimeoutMonitor;
 struct ContextMenuParams;
 struct GlobalRequestID;
 struct Referrer;
 struct ResourceResponse;
 
 // Flag arguments for RenderFrameHost creation.
 enum CreateRenderFrameFlags {
-  // The RFH will be initially placed on the swapped out hosts list.
-  CREATE_RF_SWAPPED_OUT = 1 << 0,
   // The RenderFrame is initially hidden.
-  CREATE_RF_HIDDEN = 1 << 1,
+  CREATE_RF_HIDDEN = 1 << 0,

[alexmos, 2016/03/14 16:57:20]

We added the flags enum when going from three to four bools, now we're down to
one.  Just wondering if we still want to keep the enum. :)

[nasko, 2016/03/14 17:27:39]

No, we don't. However, I want the few CLs I'm pushing out to only touch swapped
out relevant code. I'll convert this to boolean separately.

 };
 
 class CONTENT_EXPORT RenderFrameHostImpl : public RenderFrameHost,
                                            public BrowserAccessibilityDelegate,
                                            public SiteInstanceImpl::Observer {
  public:
   using AXTreeSnapshotCallback =
       base::Callback<void(
           const ui::AXTreeUpdate&)>;
 
@@ skipping 837 matching lines @@
 
   // NOTE: This must be the last member.
   base::WeakPtrFactory<RenderFrameHostImpl> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderFrameHostImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_FRAME_HOST_RENDER_FRAME_HOST_IMPL_H_