On Windows, create a new TransportDIB::Handle struct which includes the file

chrome/browser/renderer_host/backing_store_x.cc

Index: chrome/browser/renderer_host/backing_store_x.cc
diff --git a/chrome/browser/renderer_host/backing_store_x.cc b/chrome/browser/renderer_host/backing_store_x.cc
index a79a8fc4aefa3ba047860a92e7f1c9e748c982e8..34db6589031352f50cf8c4e76a4c3bfc85fbdb50 100644
--- a/chrome/browser/renderer_host/backing_store_x.cc
+++ b/chrome/browser/renderer_host/backing_store_x.cc
@@ -158,10 +158,12 @@ void BackingStoreX::PaintRectWithoutXrender(
 
 void BackingStoreX::PaintToBackingStore(
     RenderProcessHost* process,
-    TransportDIB::Id bitmap,
+    TransportDIB::Id dib_id,
+    TransportDIB::Handle dib_handle,
     const gfx::Rect& bitmap_rect,
     const std::vector<gfx::Rect>& copy_rects,
     bool* painted_synchronously) {
+  TransportDIB::ScopedHandle scoped_dib_handle(dib_handle);
   // Our paints are always synchronous and the caller can free the TransportDIB
   // when we're done, even on error.
   *painted_synchronously = true;
@@ -179,7 +181,8 @@ void BackingStoreX::PaintToBackingStore(
       height <= 0 || height > kMaxVideoLayerSize)
     return;
 
-  TransportDIB* dib = process->GetTransportDIB(bitmap);
+  TransportDIB* dib = process->GetTransportDIB(dib_id,
+                                               scoped_dib_handle.release());
   if (!dib)
     return;