Remove remaining Dart-specific perl code in Dartium

Source/bindings/dart/gyp/scripts/InFilesParser.pm

-#!/usr/bin/perl -w
-
-# Copyright (C) 2008 Julien Chaffraix <jchaffraix@webkit.org>
-#
-# Redistribution and use in source and binary forms, with or without
-# modification, are permitted provided that the following conditions
-# are met:
-# 1. Redistributions of source code must retain the above copyright
-#    notice, this list of conditions and the following disclaimer.
-# 2. Redistributions in binary form must reproduce the above copyright
-#    notice, this list of conditions and the following disclaimer in the
-#    documentation and/or other materials provided with the distribution.
-#
-# THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
-# EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
-# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
-# PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
-# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
-# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
-# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
-# PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
-# OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-#
-
-use strict;
-
-package InFilesParser;
-
-my $isParsingCommonParameters;
-my $hasStartedParsing;
-
-# Helper functions
-
-sub trimComment
-{
-    my $string = shift;
-    $string =~ s/#.+$//;
-    chomp($string);
-    return $string;
-}
-
-sub trimWS
-{
-    my $string = shift;
-    $string =~ s/^\s+//;
-    $string =~ s/\s+$//;
-    chomp($string);
-    return $string;
-}
-
-sub trimQuoteAndWS
-{
-    my $string = shift;
-    $string =~ s/\"([^\"]+)\"/$1/;
-    return trimWS($string);
-}
-
-# Default constructor
-
-sub new
-{
-    my $object = shift;
-    my $reference = { };
-
-    # Initialize the parser.
-    $isParsingCommonParameters = 1;
-    $hasStartedParsing = 0;
-
-    bless($reference, $object);
-    return $reference;
-}
-
-# parse take 3 attributes:
-# - the filestream to read from (the caller has to open / close it).
-# - the commonParameterHandler called when parsing the first part of the file with the parameter and the value.
-# - the perTagHandler called for each optional parameter with the element name, the parameter and its value.
-#   If no parameter were provided, it is called once with an empty parameter and value.
-sub parse($)
-{
-    my $object = shift;
-    my $fileStream = shift; # IO::File only
-    my $commonParameterHandler = shift;
-    my $perTagHandler = shift;
-
-    foreach (<$fileStream>) {
-        # Ignore whitespace, in case the .in files have the wrong EOL
-        # markers and those are getting treated as whitespace.
-        $_ = trimWS($_);
-
-        # Empty line, change from common parameter part
-        # to per tag part if we have started parsing.
-        if (/^$/) {
-            if ($hasStartedParsing) {
-                $isParsingCommonParameters = 0;
-            }
-            next;
-        }
-
-        # There may be a few empty lines at the beginning of the file
-        # so detect the first non empty line which starts the common
-        # parameters part.
-        $hasStartedParsing = 1;
-
-        if (/^#/) {
-            next;
-        }
-
-        $_ = trimComment($_);
-
-        if ($isParsingCommonParameters) {
-            my ($name, $value) = split '=', $_;
-
-            $name = trimWS($name);
-            if (defined($value)) {
-                $value = trimQuoteAndWS($value);
-            } else {
-                # We default to 1 as it eases the syntax.
-                $value = "1";
-            }
-
-            &$commonParameterHandler($name, $value);
-        } else {
-            # Parsing per-tag parameters.
-
-            # Split the tag name ($1) from the optionnal parameter(s) ($2)
-            /^(\S+)\s*(.*)$/;
-            my $elementName = $1;
-
-            if ($2) {
-                my @options = split "," , $2;
-                my ($option, $value);
-                for (my $i = 0; $i < @options; ++$i) {
-                    ($option, $value) = split "=", $options[$i];
-                    $option = trimWS($option);
-                    if (defined($value)) {
-                        $value = trimQuoteAndWS($value);
-                    } else {
-                        # We default to 1 as it eases the syntax.
-                        $value = "1";
-                    }
-
-                    &$perTagHandler($elementName, $option, $value);
-                }
-            } else {
-                # No parameter was given so call it with empty strings.
-                &$perTagHandler($elementName, "", "");
-            }
-        }
-    }
-}
-
-1;