Ozone: Remove the caca platform from the tree

ui/ozone/platform/caca/caca_window.cc

Index: ui/ozone/platform/caca/caca_window.cc
diff --git a/ui/ozone/platform/caca/caca_window.cc b/ui/ozone/platform/caca/caca_window.cc
deleted file mode 100644
index 821a898162847a43f1a29f1198b17daaed2b9a4b..0000000000000000000000000000000000000000
--- a/ui/ozone/platform/caca/caca_window.cc
+++ /dev/null
@@ -1,157 +0,0 @@
-// 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_window.h"
-
-#include "base/bind.h"
-#include "base/location.h"
-#include "base/logging.h"
-#include "base/single_thread_task_runner.h"
-#include "base/strings/utf_string_conversions.h"
-#include "base/threading/thread_task_runner_handle.h"
-#include "base/trace_event/trace_event.h"
-#include "ui/events/ozone/events_ozone.h"
-#include "ui/events/platform/platform_event_source.h"
-#include "ui/ozone/platform/caca/caca_event_source.h"
-#include "ui/ozone/platform/caca/caca_window_manager.h"
-#include "ui/platform_window/platform_window_delegate.h"
-
-namespace ui {
-
-namespace {
-
-// Size of initial cnavas (in characters).
-const int kDefaultCanvasWidth = 160;
-const int kDefaultCanvasHeight = 48;
-
-}  // namespace
-
-// TODO(dnicoara) As an optimization, |bitmap_size_| should be scaled based on
-// |physical_size_| and font size.
-CacaWindow::CacaWindow(PlatformWindowDelegate* delegate,
-                       CacaWindowManager* manager,
-                       CacaEventSource* event_source,
-                       const gfx::Rect& bounds)
-    : delegate_(delegate),
-      manager_(manager),
-      event_source_(event_source),
-      weak_ptr_factory_(this) {
-  widget_ = manager_->AddWindow(this);
-  ui::PlatformEventSource::GetInstance()->AddPlatformEventDispatcher(this);
-  delegate_->OnAcceleratedWidgetAvailable(widget_, 1.f);
-}
-
-CacaWindow::~CacaWindow() {
-  ui::PlatformEventSource::GetInstance()->RemovePlatformEventDispatcher(this);
-  manager_->RemoveWindow(widget_, this);
-}
-
-bool CacaWindow::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();
-
-  TryProcessingEvent();
-
-  return true;
-}
-
-void CacaWindow::TryProcessingEvent() {
-  event_source_->TryProcessingEvent(this);
-
-  // Caca uses a poll based event retrieval. Since we don't want to block we'd
-  // either need to spin up a new thread or just poll. For simplicity just poll
-  // for messages.
-  base::ThreadTaskRunnerHandle::Get()->PostDelayedTask(
-      FROM_HERE, base::Bind(&CacaWindow::TryProcessingEvent,
-                            weak_ptr_factory_.GetWeakPtr()),
-      base::TimeDelta::FromMilliseconds(10));
-}
-
-void CacaWindow::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()));
-}
-
-void CacaWindow::OnCacaResize() {
-  UpdateDisplaySize();
-
-  delegate_->OnBoundsChanged(gfx::Rect(bitmap_size_));
-}
-
-void CacaWindow::OnCacaQuit() {
-  delegate_->OnCloseRequest();
-}
-
-
-void CacaWindow::OnCacaEvent(ui::Event* event) {
-  DispatchEventFromNativeUiEvent(
-      event, base::Bind(&PlatformWindowDelegate::DispatchEvent,
-                        base::Unretained(delegate_)));
-}
-
-gfx::Rect CacaWindow::GetBounds() { return gfx::Rect(bitmap_size_); }
-
-void CacaWindow::SetBounds(const gfx::Rect& bounds) {}
-
-void CacaWindow::Show() {}
-
-void CacaWindow::Hide() {}
-
-void CacaWindow::Close() {}
-
-void CacaWindow::SetCapture() {}
-
-void CacaWindow::ReleaseCapture() {}
-
-void CacaWindow::ToggleFullscreen() {}
-
-void CacaWindow::Maximize() {}
-
-void CacaWindow::Minimize() {}
-
-void CacaWindow::Restore() {}
-
-void CacaWindow::SetCursor(PlatformCursor cursor) {}
-
-void CacaWindow::MoveCursorTo(const gfx::Point& location) {}
-
-void CacaWindow::ConfineCursorToBounds(const gfx::Rect& bounds) {}
-
-PlatformImeController* CacaWindow::GetPlatformImeController() {
-  return nullptr;
-}
-
-void CacaWindow::SetTitle(const base::string16& title) {
-  caca_set_display_title(display_.get(), UTF16ToUTF8(title).c_str());
-}
-
-bool CacaWindow::CanDispatchEvent(const PlatformEvent& event) { return true; }
-
-uint32_t CacaWindow::DispatchEvent(const PlatformEvent& ne) {
-  // We don't dispatch events via PlatformEventSource.
-  NOTREACHED();
-  return ui::POST_DISPATCH_STOP_PROPAGATION;
-}
-
-}  // namespace ui