[Blimp client] Move client code into blimp::client namespace

blimp/client/session/render_widget_feature.cc

 // Copyright 2015 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 "blimp/client/session/render_widget_feature.h"
 
 #include "base/numerics/safe_conversions.h"
 #include "blimp/common/create_blimp_message.h"
 #include "blimp/common/proto/blimp_message.pb.h"
 #include "blimp/common/proto/compositor.pb.h"
 #include "blimp/common/proto/input.pb.h"
 #include "blimp/common/proto/render_widget.pb.h"
 #include "cc/proto/compositor_message.pb.h"
 #include "net/base/net_errors.h"
 
 namespace blimp {
+namespace client {
 
 RenderWidgetFeature::RenderWidgetFeature() {}
 
 RenderWidgetFeature::~RenderWidgetFeature() {}
 
 void RenderWidgetFeature::set_outgoing_input_message_processor(
     scoped_ptr<BlimpMessageProcessor> processor) {
   outgoing_input_message_processor_ = std::move(processor);
 }
 
@@ skipping 97 matching lines @@
   return nullptr;
 }
 
 uint32_t RenderWidgetFeature::GetRenderWidgetId(const int tab_id) {
   RenderWidgetIdMap::const_iterator it = render_widget_ids_.find(tab_id);
   if (it != render_widget_ids_.end())
     return it->second;
   return 0U;
 }
 
+}  // namespace client
 }  // namespace blimp