DevTools: Change paint rectangles' colors in compositor to shades of green.

cc/layers/heads_up_display_layer_impl.cc

Index: cc/layers/heads_up_display_layer_impl.cc
diff --git a/cc/layers/heads_up_display_layer_impl.cc b/cc/layers/heads_up_display_layer_impl.cc
index be5af99c71edea84b8c11f2c2d4f5cddf675d94d..7ff3ed28a88c3d0273b8109b9968ca575d3740aa 100644
--- a/cc/layers/heads_up_display_layer_impl.cc
+++ b/cc/layers/heads_up_display_layer_impl.cc
@@ -591,6 +591,7 @@ void HeadsUpDisplayLayerImpl::DrawDebugRects(
     DebugRectHistory* debug_rect_history) const {
   const std::vector<DebugRect>& debug_rects = debug_rect_history->debug_rects();
   SkPaint paint = CreatePaint();
+  DebugColors::CyclePaintRectColor();
 
   for (size_t i = 0; i < debug_rects.size(); ++i) {
     SkColor stroke_color = 0;