Make SharedMemoryHandle a class on windows.

content/browser/compositor/software_output_device_win.cc

 // Copyright 2014 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 "content/browser/compositor/software_output_device_win.h"
 
 #include "base/memory/shared_memory.h"
 #include "content/public/browser/browser_thread.h"
 #include "skia/ext/platform_canvas.h"
 #include "third_party/skia/include/core/SkBitmap.h"
@@ skipping 96 matching lines @@
     backing_->Resized();
   contents_.clear();
 }
 
 SkCanvas* SoftwareOutputDeviceWin::BeginPaint(const gfx::Rect& damage_rect) {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
   DCHECK(!in_paint_);
   if (!contents_) {
     HANDLE shared_section = NULL;
     if (backing_)
-      shared_section = backing_->GetSharedMemory()->handle();
+      shared_section = backing_->GetSharedMemory()->handle().GetHandle();
     contents_ = skia::AdoptRef(skia::CreatePlatformCanvas(
         viewport_pixel_size_.width(), viewport_pixel_size_.height(), true,
         shared_section, skia::CRASH_ON_FAILURE));
   }
 
   damage_rect_ = damage_rect;
   in_paint_ = true;
   return contents_.get();
 }
 
@@ skipping 36 matching lines @@
   }
 }
 
 void SoftwareOutputDeviceWin::ReleaseContents() {
   DCHECK(!contents_ || contents_->unique());
   DCHECK(!in_paint_);
   contents_.clear();
 }
 
 }  // namespace content