Add ClientNativePixmap multi-planar support.

ui/ozone/gl/gl_image_ozone_native_pixmap_drm_unittest.cc

Index: ui/ozone/gl/gl_image_ozone_native_pixmap_drm_unittest.cc
diff --git a/ui/ozone/gl/gl_image_ozone_native_pixmap_drm_unittest.cc b/ui/ozone/gl/gl_image_ozone_native_pixmap_drm_unittest.cc
index cc2f1527c052182c275c1fa0581bd9629fe68222..8ab537f109275758f9e843667dae71eaf79162f3 100644
--- a/ui/ozone/gl/gl_image_ozone_native_pixmap_drm_unittest.cc
+++ b/ui/ozone/gl/gl_image_ozone_native_pixmap_drm_unittest.cc
@@ -50,6 +50,10 @@ scoped_refptr<ui::NativePixmap> CreateYVU420Pixmap(const gfx::Size& size,
       0, pitches[0] * size.height() + pitches[1] * size.height() / 2,
       pitches[0] * size.height(),
   };
+  std::vector<size_t> sizes{pitches[0] * size.height(),
+                            pitches[1] * size.height() / 2,
+                            pitches[2] * size.height() / 2};
+
   size_t byte_number = pitches[0] * size.height() +
                        pitches[1] * size.height() / 2 +
                        pitches[2] * size.height() / 2;
@@ -89,7 +93,7 @@ scoped_refptr<ui::NativePixmap> CreateYVU420Pixmap(const gfx::Size& size,
   gfx::NativePixmapHandle pixmap_handle;
   pixmap_handle.fds.emplace_back(fd, false);
   for (int i = 0; i < 3; i++) {
-    pixmap_handle.planes.emplace_back(pitches[i], offsets[i], 0);
+    pixmap_handle.planes.emplace_back(pitches[i], offsets[i], sizes[i], 0);
   }
   ui::SurfaceFactoryOzone* surface_factory =
       ui::OzonePlatform::GetInstance()->GetSurfaceFactoryOzone();