Utility routines for ng_units

third_party/WebKit/Source/core/layout/ng/ng_units.h

Index: third_party/WebKit/Source/core/layout/ng/ng_units.h
diff --git a/third_party/WebKit/Source/core/layout/ng/ng_units.h b/third_party/WebKit/Source/core/layout/ng/ng_units.h
index 8ea43bdcf50770ac4797cbb2cf439f2712889127..ac8f42398457b545bbc745d3e5f064c7a87c32f1 100644
--- a/third_party/WebKit/Source/core/layout/ng/ng_units.h
+++ b/third_party/WebKit/Source/core/layout/ng/ng_units.h
@@ -16,10 +16,12 @@ namespace blink {
 class LayoutUnit;
 struct NGPhysicalOffset;
 struct NGPhysicalSize;
+struct NGBoxStrut;
 
 struct MinAndMaxContentSizes {
   LayoutUnit min_content;
   LayoutUnit max_content;
+  LayoutUnit ShrinkToFit(LayoutUnit container_size) const;
 };
 
 struct NGLogicalSize {
@@ -38,6 +40,11 @@ struct NGLogicalSize {
   }
 };
 
+inline std::ostream& operator<<(std::ostream& stream,
+                                const NGLogicalSize& value) {
+  return stream << value.inline_size << "x" << value.block_size;
+}
+
 // NGLogicalOffset is the position of a rect (typically a fragment) relative to
 // its parent rect in the logical coordinate system.
 struct NGLogicalOffset {
@@ -172,6 +179,7 @@ struct NGPhysicalBoxStrut {
   LayoutUnit right;
   LayoutUnit top;
   LayoutUnit bottom;
+  NGBoxStrut ConvertToLogical(NGWritingMode, TextDirection) const;
 };
 
 // This struct is used for storing margins, borders or padding of a box on all