Remove unused chrome://large-icon

components/favicon_base/large_icon_url_parser.h

-// Copyright 2015 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.
-
-#ifndef COMPONENTS_FAVICON_BASE_LARGE_ICON_URL_PARSER_H_
-#define COMPONENTS_FAVICON_BASE_LARGE_ICON_URL_PARSER_H_
-
-#include <stddef.h>
-
-#include <string>
-
-#include "base/macros.h"
-#include "base/strings/string_piece.h"
-
-// A parser for parameters to the chrome://large-icon/ host.
-class LargeIconUrlParser {
- public:
-  LargeIconUrlParser();
-  ~LargeIconUrlParser();
-
-  std::string url_string() const { return url_string_; }
-
-  int size_in_pixels() const { return size_in_pixels_; }
-
-  size_t path_index() const { return path_index_; }
-
-  // Parses |path|, which should be in the format described at the top of the
-  // file "chrome/browser/ui/webui/large_icon_source.h". Note that |path| does
-  // not have leading '/'.
-  bool Parse(base::StringPiece path);
-
- private:
-  friend class LargeIconUrlParserTest;
-
-  // The page URL string of the requested large icon.
-  std::string url_string_;
-
-  // The size of the requested large icon in pixels.
-  int size_in_pixels_;
-
-  // The index of the first character (relative to the path) where the the URL
-  // from which the large icon is being requested is located.
-  size_t path_index_;
-
-  DISALLOW_COPY_AND_ASSIGN(LargeIconUrlParser);
-};
-
-#endif  // COMPONENTS_FAVICON_BASE_LARGE_ICON_URL_PARSER_H_