[LayoutNG] Multi-exclusion aware layout opportunities

third_party/WebKit/Source/core/layout/ng/ng_constraint_space.cc

Index: third_party/WebKit/Source/core/layout/ng/ng_constraint_space.cc
diff --git a/third_party/WebKit/Source/core/layout/ng/ng_constraint_space.cc b/third_party/WebKit/Source/core/layout/ng/ng_constraint_space.cc
index c167b9dc0baa47db9f10ba5a7aaf2830c2a5cf2b..6954fd77594207e2b9a04d27907641bc8390f8bb 100644
--- a/third_party/WebKit/Source/core/layout/ng/ng_constraint_space.cc
+++ b/third_party/WebKit/Source/core/layout/ng/ng_constraint_space.cc
@@ -174,8 +174,10 @@ void NGConstraintSpace::SetFragmentationType(NGFragmentationType type) {
   }
 }
 
-String NGConstraintSpace::toString() const {
-  return String::format("Size: %s, %s",
+String NGConstraintSpace::ToString() const {
+  return String::format("%s,%s %sx%s",
+                        offset_.inline_offset.toString().ascii().data(),
+                        offset_.block_offset.toString().ascii().data(),
                         size_.inline_size.toString().ascii().data(),
                         size_.block_size.toString().ascii().data());
 }