Move all core files in //components/sessions into core/ subdir

components/sessions/core/session_command.cc

 // Copyright 2006 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 <limits>
 
 #include "base/pickle.h"
-#include "components/sessions/session_command.h"
+#include "components/sessions/core/session_command.h"
 
 namespace sessions {
 
 SessionCommand::SessionCommand(id_type id, size_type size)
     : id_(id),
       contents_(size, 0) {
 }
 
 SessionCommand::SessionCommand(id_type id, const base::Pickle& pickle)
     : id_(id),
       contents_(pickle.size(), 0) {
   DCHECK(pickle.size() < std::numeric_limits<size_type>::max());
   memcpy(contents(), pickle.data(), pickle.size());
 }
 
 bool SessionCommand::GetPayload(void* dest, size_t count) const {
   if (size() != count)
     return false;
   memcpy(dest, &(contents_[0]), count);
   return true;
 }
 
 base::Pickle* SessionCommand::PayloadAsPickle() const {
   return new base::Pickle(contents(), static_cast<int>(size()));
 }
 
 }  // namespace sessions