Index: third_party/WebKit/Source/core/layout/README.md |
diff --git a/third_party/WebKit/Source/core/layout/README.md b/third_party/WebKit/Source/core/layout/README.md |
index 61cbadac9c369c2a830c8a4b3592c357e91f2fa2..d6943942bb6bd9194587592f22f1a3c75677c466 100644 |
--- a/third_party/WebKit/Source/core/layout/README.md |
+++ b/third_party/WebKit/Source/core/layout/README.md |
@@ -77,3 +77,7 @@ writing-mode: | | |/| |
overflow rect |
|<--------------------->| |
+ |
+## Coordinate Spaces |
+ |
+TODO(wkorman): Document writing mode, particularly flipped blocks. |