Changed EClear to an enum class and renamed its members

third_party/WebKit/Source/core/layout/ng/ng_block_layout_algorithm.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/ng_block_layout_algorithm.h"
 
 #include "core/layout/ng/ng_absolute_utils.h"
 #include "core/layout/ng/ng_block_break_token.h"
 #include "core/layout/ng/ng_box_fragment.h"
 #include "core/layout/ng/ng_column_mapper.h"
@@ skipping 25 matching lines @@
   const NGExclusion* left_exclusion = space.Exclusions()->last_left_float;
 
   // Calculates Left/Right block end offset from left/right float exclusions or
   // use the default content offset position.
   LayoutUnit left_block_end_offset =
       left_exclusion ? left_exclusion->rect.BlockEndOffset() : *content_size;
   LayoutUnit right_block_end_offset =
       right_exclusion ? right_exclusion->rect.BlockEndOffset() : *content_size;
 
   switch (style.clear()) {
-    case EClear::ClearNone:
+    case EClear::kNone:
       return;  // nothing to do here.
-    case EClear::ClearLeft:
+    case EClear::kLeft:
       *content_size = left_block_end_offset;
       break;
-    case EClear::ClearRight:
+    case EClear::kRight:
       *content_size = right_block_end_offset;
       break;
-    case EClear::ClearBoth:
+    case EClear::kBoth:
       *content_size = std::max(left_block_end_offset, right_block_end_offset);
       break;
     default:
       ASSERT_NOT_REACHED();
   }
 }
 
 LayoutUnit ComputeCollapsedMarginBlockStart(
     const NGDeprecatedMarginStrut& prev_margin_strut,
     const NGDeprecatedMarginStrut& curr_margin_strut) {
@@ skipping 597 matching lines @@
   visitor->trace(constraint_space_);
   visitor->trace(break_token_);
   visitor->trace(builder_);
   visitor->trace(space_builder_);
   visitor->trace(space_for_current_child_);
   visitor->trace(current_child_);
   visitor->trace(fragmentainer_mapper_);
 }
 
 }  // namespace blink