Add two pixel-based compositor unittests.

ui/gfx/compositor/test_compositor_host_linux.cc

Index: ui/gfx/compositor/test_compositor_host_linux.cc
diff --git a/ui/gfx/compositor/test_compositor_host_linux.cc b/ui/gfx/compositor/test_compositor_host_linux.cc
deleted file mode 100644
index f3dba949694af5f69689f579bb089f1a0ccac2ae..0000000000000000000000000000000000000000
--- a/ui/gfx/compositor/test_compositor_host_linux.cc
+++ /dev/null
@@ -1,113 +0,0 @@
-// Copyright (c) 2011 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/gfx/compositor/test_compositor_host.h"
-
-#include "base/basictypes.h"
-#include "base/compiler_specific.h"
-#include "base/logging.h"
-#include "ui/base/x/x11_util.h"
-#include "ui/gfx/compositor/compositor.h"
-#include "ui/gfx/rect.h"
-
-#include <X11/Xlib.h>
-
-#if defined(TOUCH_UI) || defined(USE_AURA)
-#include "base/message_pump_x.h"
-#endif
-
-namespace ui {
-
-class TestCompositorHostLinux : public TestCompositorHost,
-                                public CompositorDelegate {
- public:
-  TestCompositorHostLinux(const gfx::Rect& bounds);
-  virtual ~TestCompositorHostLinux();
-
- private:
-  // Overridden from TestCompositorHost:
-  virtual void Show() OVERRIDE;
-  virtual ui::Compositor* GetCompositor() OVERRIDE;
-
-  // Overridden from CompositorDelegate:
-  virtual void ScheduleDraw() OVERRIDE;
-
-  // Overridden from MessagePumpDispatcher:
-#if defined(TOUCH_UI) || defined(USE_AURA)
-  virtual base::MessagePumpDispatcher::DispatchStatus
-    Dispatch(XEvent* xev) OVERRIDE;
-#elif defined(TOOLKIT_USES_GTK)
-  virtual bool Dispatch(GdkEvent* event) OVERRIDE;
-#endif
-
-  gfx::Rect bounds_;
-
-  scoped_refptr<ui::Compositor> compositor_;
-
-  Display* display_;
-
-  XID window_;
-
-  DISALLOW_COPY_AND_ASSIGN(TestCompositorHostLinux);
-};
-
-TestCompositorHostLinux::TestCompositorHostLinux(const gfx::Rect& bounds)
-    : bounds_(bounds) {
-}
-
-TestCompositorHostLinux::~TestCompositorHostLinux() {
-  XDestroyWindow(display_, window_);
-}
-
-void TestCompositorHostLinux::Show() {
-  display_ = XOpenDisplay(NULL);
-  XSetWindowAttributes swa;
-  swa.event_mask = StructureNotifyMask | ExposureMask;
-  swa.override_redirect = True;
-  window_ = XCreateWindow(
-      display_,
-      RootWindow(display_, DefaultScreen(display_)),  // parent
-      bounds_.x(), bounds_.y(), bounds_.width(), bounds_.height(),
-      0,  // border width
-      CopyFromParent,  // depth
-      InputOutput,
-      CopyFromParent,  // visual
-      CWEventMask | CWOverrideRedirect, &swa);
-  XMapWindow(display_, window_);
-
-  while (1) {
-    XEvent event;
-    XNextEvent(display_, &event);
-    if (event.type == MapNotify && event.xmap.window == window_)
-      break;
-  }
-  compositor_ = ui::Compositor::Create(this, window_, bounds_.size());
-}
-
-ui::Compositor* TestCompositorHostLinux::GetCompositor() {
-  return compositor_;
-}
-
-void TestCompositorHostLinux::ScheduleDraw() {
-  if (compositor_)
-    compositor_->Draw(false);
-}
-
-#if defined(TOUCH_UI) || defined(USE_AURA)
-base::MessagePumpDispatcher::DispatchStatus TestCompositorHostLinux::Dispatch(
-    XEvent* xev) {
-  return MessagePumpDispatcher::EVENT_IGNORED;
-}
-#elif defined(TOOLKIT_USES_GTK)
-bool TestCompositorHostLinux::Dispatch(GdkEvent*) {
-  return false;
-}
-#endif
-
-// static
-TestCompositorHost* TestCompositorHost::Create(const gfx::Rect& bounds) {
-  return new TestCompositorHostLinux(bounds);
-}
-
-}  // namespace ui