1 files changed, 0 insertions, 50 deletions
diff --git a/chromium/third_party/blink/renderer/core/layout/ng/inline/ng_dirty_lines.cc b/chromium/third_party/blink/renderer/core/layout/ng/inline/ng_dirty_lines.cc
deleted file mode 100644
index 61a0ecf53b5..00000000000
--- a/chromium/third_party/blink/renderer/core/layout/ng/inline/ng_dirty_lines.cc
+++ /dev/null
@@ -1,50 +0,0 @@
-// Copyright 2019 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 "third_party/blink/renderer/core/layout/ng/inline/ng_dirty_lines.h"
-
-#include "third_party/blink/renderer/core/layout/ng/inline/ng_inline_break_token.h"
-#include "third_party/blink/renderer/core/layout/ng/inline/ng_physical_line_box_fragment.h"
-
-namespace blink {
-
-void NGDirtyLines::MarkLastFragment() {
-  if (last_fragment_) {
-    // Changes in this LayoutObject may affect the line that contains its
-    // previous object. Mark the line box that contains the last fragment
-    // of the previous object.
-    last_fragment_->LastForSameLayoutObject()->MarkContainingLineBoxDirty();
-  } else {
-    // If there were no fragments so far in this pre-order traversal, mark
-    // the first line box dirty.
-    DCHECK(block_fragment_);
-    if (NGPaintFragment* first_line = block_fragment_->FirstLineBox())
-      first_line->MarkLineBoxDirty();
-  }
-}
-
-void NGDirtyLines::MarkAtTextOffset(unsigned offset) {
-  for (NGPaintFragment* child : block_fragment_->Children()) {
-    // Only the first dirty line is relevant.
-    if (child->IsDirty())
-      break;
-
-    const auto* line =
-        DynamicTo<NGPhysicalLineBoxFragment>(child->PhysicalFragment());
-    if (!line)
-      continue;
-
-    const auto* break_token = To<NGInlineBreakToken>(line->BreakToken());
-    DCHECK(break_token);
-    if (break_token->IsFinished())
-      break;
-
-    if (offset < break_token->TextOffset()) {
-      child->MarkLineBoxDirty();
-      break;
-    }
-  }
-}
-
-}  // namespace blink