ozone: caca: Convert to PlatformWindow

ui/ozone/platform/caca/caca_connection.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 "ui/ozone/platform/caca/caca_connection.h"
-
-#include "base/logging.h"
-
-namespace ui {
-
-namespace {
-
-// Size of initial cnavas (in characters).
-const int kDefaultCanvasWidth = 160;
-const int kDefaultCanvasHeight = 48;
-
-}  // namespace
-
-CacaConnection::CacaConnection() {
-}
-
-CacaConnection::~CacaConnection() {
-}
-
-bool CacaConnection::Initialize() {
-  if (display_)
-    return true;
-
-  canvas_.reset(caca_create_canvas(kDefaultCanvasWidth, kDefaultCanvasHeight));
-  if (!canvas_) {
-    PLOG(ERROR) << "failed to create libcaca canvas";
-    return false;
-  }
-
-  display_.reset(caca_create_display(canvas_.get()));
-  if (!display_) {
-    PLOG(ERROR) << "failed to initialize libcaca display";
-    return false;
-  }
-
-  caca_set_cursor(display_.get(), 1);
-  caca_set_display_title(display_.get(), "Ozone Content Shell");
-
-  UpdateDisplaySize();
-
-  return true;
-}
-
-void CacaConnection::UpdateDisplaySize() {
-  physical_size_.SetSize(caca_get_canvas_width(canvas_.get()),
-                         caca_get_canvas_height(canvas_.get()));
-
-  bitmap_size_.SetSize(caca_get_display_width(display_.get()),
-                       caca_get_display_height(display_.get()));
-}
-
-}  // namespace ui