[LayoutNG] Implement 'text-align-last'

third_party/WebKit/Source/core/layout/ng/inline/ng_inline_node.cc

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "core/layout/ng/inline/ng_inline_node.h"
 
 #include "core/layout/BidiRun.h"
 #include "core/layout/LayoutBlockFlow.h"
 #include "core/layout/LayoutObject.h"
 #include "core/layout/LayoutText.h"
@@ skipping 341 matching lines @@
   const ComputedStyle& style = node.Style();
   NGWritingMode writing_mode = FromPlatformWritingMode(style.GetWritingMode());
 
   RefPtr<NGConstraintSpace> space =
       NGConstraintSpaceBuilder(writing_mode)
           .SetTextDirection(style.Direction())
           .SetAvailableSize({available_inline_size, NGSizeIndefinite})
           .ToConstraintSpace(writing_mode);
   NGLineBreaker line_breaker(node, space.Get());
   NGInlineLayoutAlgorithm algorithm(node, space.Get());
-  NGInlineItemResults item_results;
+  NGLineInfo line_info;
   LayoutUnit result;
-  while (true) {
-    line_breaker.NextLine(&item_results, &algorithm);
-    if (item_results.IsEmpty())
-      break;
+  while (line_breaker.NextLine(&line_info, &algorithm)) {
     LayoutUnit inline_size;
-    for (const NGInlineItemResult item_result : item_results)
+    for (const NGInlineItemResult item_result : line_info.Results())
       inline_size += item_result.inline_size;
     if (mode == ContentSizeMode::Max) {
       result = std::max(inline_size, result);
     } else {
       result += inline_size;
     }
-    item_results.clear();
   }
   return result;
 }
 
 MinMaxContentSize NGInlineNode::ComputeMinMaxContentSize() {
   // TODO(kojii): Invalidate PrepareLayout() more efficiently.
   InvalidatePrepareLayout();
   PrepareLayout();
 
   // Run line breaking with 0 and indefinite available width.
@@ skipping 132 matching lines @@
            item.Style() == item.GetLayoutObject()->Style());
   }
 #endif
 }
 
 String NGInlineNode::ToString() const {
   return String::Format("NGInlineNode");
 }
 
 }  // namespace blink