Make PlatformCanvasLinux match up with recent changes in the Windows one, whi...

base/gfx/platform_canvas_linux.cc

 // Copyright (c) 2006-2008 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 "base/gfx/platform_canvas_linux.h"
 
 #include "base/gfx/platform_device_linux.h"
 #include "base/gfx/bitmap_platform_device_linux.h"
 #include "base/logging.h"
 
 namespace gfx {
 
 PlatformCanvasLinux::PlatformCanvasLinux() : SkCanvas() {
 }
 
 PlatformCanvasLinux::PlatformCanvasLinux(int width, int height, bool is_opaque)
     : SkCanvas() {
-  initialize(width, height, is_opaque);
+  if (!initialize(width, height, is_opaque))
+    CHECK(false);
 }
 
 PlatformCanvasLinux::~PlatformCanvasLinux() {
 }
 
-void PlatformCanvasLinux::initialize(int width, int height, bool is_opaque) {
+bool PlatformCanvasLinux::initialize(int width, int height, bool is_opaque) {
   SkDevice* device = createPlatformDevice(width, height, is_opaque);
+  if (!device)
+    return false;
+
   setDevice(device);
   device->unref(); // was created with refcount 1, and setDevice also refs
+  return true;
 }
 
 PlatformDeviceLinux& PlatformCanvasLinux::getTopPlatformDevice() const {
   // All of our devices should be our special PlatformDevice.
   SkCanvas::LayerIter iter(const_cast<PlatformCanvasLinux*>(this), false);
   return *static_cast<PlatformDeviceLinux*>(iter.device());
 }
 
 SkDevice* PlatformCanvasLinux::createDevice(SkBitmap::Config, int width,
                                             int height, bool is_opaque) {
   return createPlatformDevice(width, height, is_opaque);
 }
 
 SkDevice* PlatformCanvasLinux::createPlatformDevice(int width,
                                                     int height,
                                                     bool is_opaque) {
   return BitmapPlatformDeviceLinux::Create(width, height, is_opaque);
 }
 
 }  // namespace gfx