Move NG floats utility methods to the separate file

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

Index: third_party/WebKit/Source/core/layout/ng/ng_floating_object.h
diff --git a/third_party/WebKit/Source/core/layout/ng/ng_floating_object.h b/third_party/WebKit/Source/core/layout/ng/ng_floating_object.h
index 8430c5ac6fcde0dd2dc02a94f756569aa5bf1882..d876eed11b198b255f684b09c04f7930fa05a244 100644
--- a/third_party/WebKit/Source/core/layout/ng/ng_floating_object.h
+++ b/third_party/WebKit/Source/core/layout/ng/ng_floating_object.h
@@ -50,6 +50,11 @@ struct CORE_EXPORT NGFloatingObject : public RefCounted<NGFloatingObject> {
   // would be attached.
   LayoutUnit left_offset;
 
+  String ToString() const {

[ikilpatrick, 2017/03/17 21:25:24]

I know we haven't done this previously but we should probably surround all of
out ToString methods with
#ifndef NDEBUG

+    return String::format("Type: '%d' Fragment: '%s'", exclusion_type,
+                          fragment->ToString().ascii().data());
+  }
+
  private:
   NGFloatingObject(const NGConstraintSpace* space,
                    const NGConstraintSpace* parent_space,