More removal of GTK code.

ui/gfx/image/cairo_cached_surface.cc

Index: ui/gfx/image/cairo_cached_surface.cc
diff --git a/ui/gfx/image/cairo_cached_surface.cc b/ui/gfx/image/cairo_cached_surface.cc
deleted file mode 100644
index 2de4a3210b3d4c38cf08e3fe4a07cac1d509064b..0000000000000000000000000000000000000000
--- a/ui/gfx/image/cairo_cached_surface.cc
+++ /dev/null
@@ -1,109 +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/image/cairo_cached_surface.h"
-
-#include <gtk/gtk.h>
-
-#include "base/basictypes.h"
-#include "base/logging.h"
-
-namespace gfx {
-
-CairoCachedSurface::CairoCachedSurface() : pixbuf_(NULL) {
-}
-
-CairoCachedSurface::~CairoCachedSurface() {
-  Reset();
-}
-
-void CairoCachedSurface::Reset() {
-  for (SurfaceVector::iterator it = surface_map_.begin();
-       it != surface_map_.end(); ++it) {
-    cairo_surface_destroy(it->second);
-  }
-  surface_map_.clear();
-
-  if (pixbuf_) {
-    g_object_unref(pixbuf_);
-    pixbuf_ = NULL;
-  }
-}
-
-int CairoCachedSurface::Width() const {
-  return pixbuf_ ? gdk_pixbuf_get_width(pixbuf_) : -1;
-}
-
-int CairoCachedSurface::Height() const {
-  return pixbuf_ ? gdk_pixbuf_get_height(pixbuf_) : -1;
-}
-
-void CairoCachedSurface::UsePixbuf(GdkPixbuf* pixbuf) {
-  if (pixbuf)
-    g_object_ref(pixbuf);
-
-  Reset();
-
-  pixbuf_ = pixbuf;
-}
-
-void CairoCachedSurface::SetSource(cairo_t* cr, GtkWidget* widget,
-                                   int x, int y) const {
-  SetSource(cr, gtk_widget_get_display(widget), x, y);
-}
-
-void CairoCachedSurface::SetSource(cairo_t* cr, GdkDisplay* display,
-                                   int x, int y) const {
-  DCHECK(pixbuf_);
-  DCHECK(cr);
-  DCHECK(display);
-
-  cairo_surface_t* surface = GetSurfaceFor(cr, display);
-  cairo_set_source_surface(cr, surface, x, y);
-}
-
-void CairoCachedSurface::MaskSource(cairo_t* cr, GtkWidget* widget,
-                                    int x, int y) const {
-  MaskSource(cr, gtk_widget_get_display(widget), x, y);
-}
-
-void CairoCachedSurface::MaskSource(cairo_t* cr, GdkDisplay* display,
-                                    int x, int y) const {
-  DCHECK(pixbuf_);
-  DCHECK(cr);
-  DCHECK(display);
-
-  cairo_surface_t* surface = GetSurfaceFor(cr, display);
-  cairo_mask_surface(cr, surface, x, y);
-}
-
-cairo_surface_t* CairoCachedSurface::GetSurfaceFor(cairo_t* cr,
-                                                   GdkDisplay* display) const {
-  for (SurfaceVector::const_iterator it = surface_map_.begin();
-       it != surface_map_.end(); ++it) {
-    if (display == it->first) {
-      return it->second;
-    }
-  }
-
-  // First time here since last UsePixbuf call. Generate the surface.
-  cairo_surface_t* target = cairo_get_target(cr);
-  cairo_surface_t* out = cairo_surface_create_similar(
-      target,
-      CAIRO_CONTENT_COLOR_ALPHA,
-      gdk_pixbuf_get_width(pixbuf_),
-      gdk_pixbuf_get_height(pixbuf_));
-
-  DCHECK(out);
-
-  cairo_t* copy_cr = cairo_create(out);
-  gdk_cairo_set_source_pixbuf(copy_cr, pixbuf_, 0, 0);
-  cairo_paint(copy_cr);
-  cairo_destroy(copy_cr);
-
-  surface_map_.push_back(std::make_pair(display, out));
-  return out;
-}
-
-}  // namespace gfx