[LayoutNG] Introduce NGPositionedFloat.

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

Index: third_party/WebKit/Source/core/layout/ng/ng_floats_utils.h
diff --git a/third_party/WebKit/Source/core/layout/ng/ng_floats_utils.h b/third_party/WebKit/Source/core/layout/ng/ng_floats_utils.h
index 449b6c56915a51e996d891f51193fe5233c862e5..81a2e3bfe48d53406076124fb5f4597ea98a7675 100644
--- a/third_party/WebKit/Source/core/layout/ng/ng_floats_utils.h
+++ b/third_party/WebKit/Source/core/layout/ng/ng_floats_utils.h
@@ -9,19 +9,23 @@
 #include "core/layout/ng/ng_constraint_space.h"
 #include "core/layout/ng/ng_floating_object.h"
 #include "core/layout/ng/ng_fragment_builder.h"
+#include "core/layout/ng/ng_positioned_float.h"
 
 namespace blink {
 
 // Positions {@code floating_object} into {@code new_parent_space}.
-// @returns Logical offset of the positioned float.
-CORE_EXPORT NGLogicalOffset PositionFloat(NGFloatingObject*,
-                                          NGConstraintSpace* new_parent_space);
+// @returns A positioned float.
+CORE_EXPORT NGPositionedFloat
+PositionFloat(NGFloatingObject*, NGConstraintSpace* new_parent_space);
+
+// Positions the list of {@code floating_objects}. Adds them as exclusions to
+// {@code space}.
+CORE_EXPORT const Vector<NGPositionedFloat> PositionFloats(
+    LayoutUnit origin_block_offset,
+    LayoutUnit from_block_offset,
+    const Vector<RefPtr<NGFloatingObject>>& floating_objects,
+    NGConstraintSpace* space);
 
-// Positions the list of floats by updating their {@code logical_offset}.
-void PositionFloats(LayoutUnit origin_block_offset,
-                    LayoutUnit from_block_offset,
-                    const Vector<RefPtr<NGFloatingObject>>&,
-                    NGConstraintSpace*);
 }  // namespace blink
 
 #endif  // NGFloatsUtils_h