Getting rid of frame_size_in_dip in Layer::SetShowSurface

components/exo/surface.cc

Index: components/exo/surface.cc
diff --git a/components/exo/surface.cc b/components/exo/surface.cc
index f295aaa46096e5edef0e3a5c9121a23820f4fdb3..0d2d52d4997f2fb10631c633d27c1a8bea425f74 100644
--- a/components/exo/surface.cc
+++ b/components/exo/surface.cc
@@ -423,7 +423,7 @@ void Surface::CommitSurfaceHierarchy() {
                    compositor_frame_sink_holder_),
         base::Bind(&CompositorFrameSinkHolder::Require,
                    compositor_frame_sink_holder_),
-        content_size_, contents_surface_to_layer_scale, content_size_);
+        content_size_, contents_surface_to_layer_scale);

[Fady Samuel, 2016/12/14 00:33:16]

Doesn't this mean we're changing behavior? Both DIPS and physical pixels are the
same? That's very weird.

[Saman Sami, 2016/12/14 00:39:46]

The scale is always one (see line 414), so it's fine.

     window_->layer()->SetFillsBoundsOpaquely(
         state_.blend_mode == SkBlendMode::kSrc ||
         state_.opaque_region.contains(