Move blimp_layer_tree_settings.h/cc to client.

blimp/common/compositor/blimp_layer_tree_settings.h

-// 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.
-
-#ifndef BLIMP_COMMON_COMPOSITOR_BLIMP_LAYER_TREE_SETTINGS_H_
-#define BLIMP_COMMON_COMPOSITOR_BLIMP_LAYER_TREE_SETTINGS_H_
-
-#include "blimp/common/blimp_common_export.h"
-
-namespace base {
-class CommandLine;
-}
-
-namespace cc {
-class LayerTreeSettings;
-}
-
-namespace gfx {
-class Size;
-}
-
-namespace blimp {
-
-// Populates shared server/client |settings| based on defaults & command line
-// flags.  This might have to be tweaked into a message protocol if it turns out
-// the host compositor needs to actually drive some specific settings of the
-// client.
-BLIMP_COMMON_EXPORT void PopulateCommonLayerTreeSettings(
-    cc::LayerTreeSettings* settings);
-
-}  // namespace blimp
-
-#endif  // BLIMP_COMMON_COMPOSITOR_BLIMP_LAYER_TREE_SETTINGS_H_