Revert 78812 - Unfork VectorPlatformCanvas.

skia/ext/vector_canvas_linux.cc

 // Copyright (c) 2009 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 "skia/ext/vector_canvas.h"
 
 #include "skia/ext/vector_platform_device.h"
 
 namespace skia {
 
 VectorCanvas::VectorCanvas(cairo_t* context, int width, int height) {
   bool initialized = initialize(context, width, height);
 
   SkASSERT(initialized);
 }
 
 bool VectorCanvas::initialize(cairo_t* context, int width, int height) {
   SkDevice* device = VectorPlatformDeviceFactory::CreateDevice(context, width,
                                                                height, true);
   if (!device)
     return false;
 
   setDevice(device);
   device->unref();  // was created with refcount 1, and setDevice also refs
   return true;
 }
 
 }  // namespace skia