Deleted duplicate methods accidentally introduced in 578538

This patch deleted the duplicated methods accudentally introdued in
https://chromium-review.googlesource.com/c/578538/ when they were
supposed to be moved from CSSPropertyParser.cpp to
CSSPropertyGridTemplateAreasUtils.cpp but instead they were copied.

Bug: 668012
Change-Id: I3c7b32911fcc8ff64a200f1bdfb06cd17d15fd0a
Reviewed-on: https://chromium-review.googlesource.com/593371Reviewed-by: meade_UTC10 <meade@chromium.org>
Commit-Queue: Bugs Nash <bugsnash@chromium.org>
Cr-Commit-Position: refs/heads/master@{#490716}

third_party/WebKit/Source/core/css/parser/CSSPropertyParser.cpp

@@ -39,6 +39,7 @@
 #include "core/css/properties/CSSPropertyBorderImageUtils.h"
 #include "core/css/properties/CSSPropertyDescriptor.h"
 #include "core/css/properties/CSSPropertyFontUtils.h"
+#include "core/css/properties/CSSPropertyGridTemplateAreasUtils.h"
 #include "core/css/properties/CSSPropertyGridUtils.h"
 #include "core/css/properties/CSSPropertyLengthUtils.h"
 #include "core/css/properties/CSSPropertyMarginUtils.h"
@@ -446,116 +447,6 @@ static bool IsGridTrackFixedSized(const CSSValue& value) {
          IsGridBreadthFixedSized(max_value);
 }
 
-static Vector<String> ParseGridTemplateAreasColumnNames(
-    const String& grid_row_names) {
-  DCHECK(!grid_row_names.IsEmpty());
-  Vector<String> column_names;
-  // Using StringImpl to avoid checks and indirection in every call to
-  // String::operator[].
-  StringImpl& text = *grid_row_names.Impl();
-
-  StringBuilder area_name;
-  for (unsigned i = 0; i < text.length(); ++i) {
-    if (IsCSSSpace(text[i])) {
-      if (!area_name.IsEmpty()) {
-        column_names.push_back(area_name.ToString());
-        area_name.Clear();
-      }
-      continue;
-    }
-    if (text[i] == '.') {
-      if (area_name == ".")
-        continue;
-      if (!area_name.IsEmpty()) {
-        column_names.push_back(area_name.ToString());
-        area_name.Clear();
-      }
-    } else {
-      if (!IsNameCodePoint(text[i]))
-        return Vector<String>();
-      if (area_name == ".") {
-        column_names.push_back(area_name.ToString());
-        area_name.Clear();
-      }
-    }
-
-    area_name.Append(text[i]);
-  }
-
-  if (!area_name.IsEmpty())
-    column_names.push_back(area_name.ToString());
-
-  return column_names;
-}
-
-static bool ParseGridTemplateAreasRow(const String& grid_row_names,
-                                      NamedGridAreaMap& grid_area_map,
-                                      const size_t row_count,
-                                      size_t& column_count) {
-  if (grid_row_names.IsEmpty() || grid_row_names.ContainsOnlyWhitespace())
-    return false;
-
-  Vector<String> column_names =
-      ParseGridTemplateAreasColumnNames(grid_row_names);
-  if (row_count == 0) {
-    column_count = column_names.size();
-    if (column_count == 0)
-      return false;
-  } else if (column_count != column_names.size()) {
-    // The declaration is invalid if all the rows don't have the number of
-    // columns.
-    return false;
-  }
-
-  for (size_t current_column = 0; current_column < column_count;
-       ++current_column) {
-    const String& grid_area_name = column_names[current_column];
-
-    // Unamed areas are always valid (we consider them to be 1x1).
-    if (grid_area_name == ".")
-      continue;
-
-    size_t look_ahead_column = current_column + 1;
-    while (look_ahead_column < column_count &&
-           column_names[look_ahead_column] == grid_area_name)
-      look_ahead_column++;
-
-    NamedGridAreaMap::iterator grid_area_it =
-        grid_area_map.find(grid_area_name);
-    if (grid_area_it == grid_area_map.end()) {
-      grid_area_map.insert(grid_area_name,
-                           GridArea(GridSpan::TranslatedDefiniteGridSpan(
-                                        row_count, row_count + 1),
-                                    GridSpan::TranslatedDefiniteGridSpan(
-                                        current_column, look_ahead_column)));
-    } else {
-      GridArea& grid_area = grid_area_it->value;
-
-      // The following checks test that the grid area is a single filled-in
-      // rectangle.
-      // 1. The new row is adjacent to the previously parsed row.
-      if (row_count != grid_area.rows.EndLine())
-        return false;
-
-      // 2. The new area starts at the same position as the previously parsed
-      // area.
-      if (current_column != grid_area.columns.StartLine())
-        return false;
-
-      // 3. The new area ends at the same position as the previously parsed
-      // area.
-      if (look_ahead_column != grid_area.columns.EndLine())
-        return false;
-
-      grid_area.rows = GridSpan::TranslatedDefiniteGridSpan(
-          grid_area.rows.StartLine(), grid_area.rows.EndLine() + 1);
-    }
-    current_column = look_ahead_column - 1;
-  }
-
-  return true;
-}
-
 static CSSValue* ConsumeGridBreadth(CSSParserTokenRange& range,
                                     CSSParserMode css_parser_mode) {
   const CSSParserToken& token = range.Peek();
@@ -1322,7 +1213,7 @@ bool CSSPropertyParser::ConsumeGridTemplateRowsAndAreasAndColumns(
 
     // Handle a template-area's row.
     if (range_.Peek().GetType() != kStringToken ||
-        !ParseGridTemplateAreasRow(
+        !CSSPropertyGridTemplateAreasUtils::ParseGridTemplateAreasRow(
             range_.ConsumeIncludingWhitespace().Value().ToString(),
             grid_area_map, row_count, column_count))
       return false;