Add stride for imported Dmabuf in ArcVideoAccelerator.

chrome/gpu/arc_video_accelerator.h

Index: chrome/gpu/arc_video_accelerator.h
diff --git a/chrome/gpu/arc_video_accelerator.h b/chrome/gpu/arc_video_accelerator.h
index bb7fa622358e9f37b7a4309f4386f0be2f2f23c6..378580a7c1a9ac5364cf9ca431c83e4e75b479f8 100644
--- a/chrome/gpu/arc_video_accelerator.h
+++ b/chrome/gpu/arc_video_accelerator.h
@@ -124,7 +124,8 @@ class ArcVideoAccelerator {
   // reused multiple times without additional bindings.
   virtual void BindDmabuf(PortType port,

[Pawel Osciak, 2016/05/09 07:34:53]

Please add documentation for stride (esp. units).

[Owen Lin, 2016/05/11 01:39:59]

Done.

                           uint32_t index,
-                          base::ScopedFD dmabuf_fd) = 0;
+                          base::ScopedFD dmabuf_fd,
+                          int32_t stride) = 0;
 
   // Passes a buffer to the accelerator. For input buffer, the accelerator
   // will process it. For output buffer, the accelerator will output content