Make SkGpuDevice constructors private.

samplecode/SampleApp.cpp

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SampleApp.h"
 
 #include "OverView.h"
@@ skipping 257 matching lines @@
         fCurRenderTarget = NULL;
 #endif
         win->detach();
         fBackend = kNone_BackEndType;
     }
 
     virtual SkCanvas* createCanvas(SampleWindow::DeviceType dType,
                                    SampleWindow* win) {
 #if SK_SUPPORT_GPU
         if (IsGpuDeviceType(dType) && NULL != fCurContext) {
-            SkAutoTUnref<SkBaseDevice> device(new SkGpuDevice(fCurContext, fCurRenderTarget));
+            SkAutoTUnref<SkBaseDevice> device(SkGpuDevice::Create(fCurRenderTarget));
             return new SkCanvas(device);
         } else
 #endif
         {
             return NULL;
         }
     }
 
     virtual void publishCanvas(SampleWindow::DeviceType dType,
                                SkCanvas* canvas,
@@ skipping 2107 matching lines @@
     setenv("ANDROID_ROOT", "/android/device/data", 0);
 #endif
     SkGraphics::Init();
     SkEvent::Init();
 }
 
 void application_term() {
     SkEvent::Term();
     SkGraphics::Term();
 }