diff --git a/config/add-chrome.pl b/config/add-chrome.pl
deleted file mode 100644
index c9e99801be22..000000000000
--- a/config/add-chrome.pl
+++ /dev/null
@@ -1,164 +0,0 @@
-#!/perl
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-
-use File::Path;
-use Getopt::Std;
-use IO::File;
-use mozLock;
-
-getopts("lxo:");
-
-my $installedChromeFile = $ARGV[0];
-my $disableJarPackaging = $ARGV[1];
-my $chromeType = $ARGV[2];
-my $pkgName = $ARGV[3];
-my $jarFileName = $ARGV[4];
-
-my $win32 = ($^O =~ /((MS)?win32)|msys|cygwin|os2/i) ? 1 : 0;
-my $macos = ($^O =~ /MacOS|darwin/i) ? 1 : 0;
-my $unix  = !($win32 || $macos) ? 1 : 0;
-
-sub foreignPlatformFile
-{
-   my ($jarfile) = @_;
-   
-   if (!$win32 && index($jarfile, "-win") != -1) {
-     return 1;
-   }
-   
-   if (!$unix && index($jarfile, "-unix") != -1) {
-     return 1; 
-   }
-
-   if (!$macos && index($jarfile, "-mac") != -1) {
-     return 1;
-   }
-
-   return 0;
-}
-
-sub foreignPlatformPath
-{
-   my ($jarpath) = @_;
-   
-   if (!$win32 && index($jarpath, "-platform/win") != -1) {
-     return 1;
-   }
-   
-   if (!$unix && index($jarpath, "-platform/unix") != -1) {
-     return 1; 
-   }
-
-   if (!$macos && index($jarpath, "-platform/mac") != -1) {
-     return 1;
-   }
-
-   return 0;
-}
-
-#print "add-chrome $installedChromeFile $disableJarPackaging $chromeType $pkgName $jarFileName\n";
-
-my $nofilelocks = 0;
-if (defined($::opt_l)) {
-    $nofilelocks = 1;
-}
-
-if (defined($::opt_x)) {
-    $win32 = 0;
-    $macos = 0;
-    $unix = 1;
-}
-
-my $force_os;
-if (defined($::opt_o)) {
-    $force_os = $::opt_o;
-}
-
-if (defined($force_os)) {
-    $win32 = 0;
-    $macos = 0;
-    $unix = 0;
-    if ($force_os eq "WINNT") {
-	$win32 = 1;
-    } elsif ($force_os eq "OS2") {
-	$win32 = 1;
-    } elsif ($force_os eq "Darwin") {
-	$macos = 1;
-    } else {
-	$unix = 1;
-    }
-}
-
-if ($jarFileName =~ /(.*)\.jar/) {
-    $jarFileName = $1;
-}
-
-if (!foreignPlatformFile($jarFileName) && !foreignPlatformPath($pkgName)) {
-
-my $line;
-if ($disableJarPackaging) {
-    $line = "$chromeType,install,url,resource:/chrome/$jarFileName/$chromeType/$pkgName/";
-}
-else {
-    $line = "$chromeType,install,url,jar:resource:/chrome/$jarFileName.jar!/$chromeType/$pkgName/";
-}
-
-my $lockfile = "$installedChromeFile.lck";
-my $err;
-
-mozLock($lockfile) if (!$nofilelocks);
-$err = 0;
-if (open(FILE, "<$installedChromeFile")) {
-    while (<FILE>) {
-        chomp;
-        if ($_ eq $line) {
-            # line already appears in installed-chrome.txt file
-            # just update the mod date
-            close(FILE) or $err = 1; 
-	    if ($err) {
-		mozUnlock($lockfile) if (!$nofilelocks);
-		die "error: can't close $installedChromeFile: $!";
-	    }
-            my $now = time;
-            utime($now, $now, $installedChromeFile) or $err = 1;
-	    mozUnlock($lockfile) if (!$nofilelocks);
-	    if ($err) {
-		die "couldn't touch $installedChromeFile";
-	    }
-            print "+++ updating chrome $installedChromeFile\n+++\t$line\n";
-            exit;
-        }
-    }
-    close(FILE) or $err = 1;
-    if ($err) {
-	mozUnlock($lockfile) if (!$nofilelocks);
-	die "error: can't close $installedChromeFile: $!";
-    }
-}
-mozUnlock($lockfile) if (!$nofilelocks);
-
-my $dir = $installedChromeFile;
-if ("$dir" =~ /([\w\d.\-\\\/]+)[\\\/]([\w\d.\-]+)/) {
-    $dir = $1;
-}
-mkpath($dir, 0, 0755);
-
-mozLock($lockfile) if (!$nofilelocks);
-$err = 0;
-open(FILE, ">>$installedChromeFile") or $err = 1;
-if ($err) {
-    mozUnlock($lockfile) if (!$nofilelocks);
-    die "can't open $installedChromeFile: $!";
-}
-print FILE "$line\n";
-close(FILE) or $err = 1;
-mozUnlock($lockfile) if (!$nofilelocks);
-if ($err) {
-    die "error: can't close $installedChromeFile: $!";
-}
-print "+++ adding chrome $installedChromeFile\n+++\t$line\n";
-}
-
diff --git a/config/rules.mk b/config/rules.mk
index fff5c5c21ef2..89049a8dbdae 100644
--- a/config/rules.mk
+++ b/config/rules.mk
@@ -1549,23 +1549,6 @@ libs::
 
 endif
 
-ifneq (,$(filter flat symlink,$(MOZ_CHROME_FILE_FORMAT)))
-_JAR_REGCHROME_DISABLE_JAR=1
-else
-_JAR_REGCHROME_DISABLE_JAR=0
-endif
-
-REGCHROME = $(PERL) -I$(MOZILLA_DIR)/config $(MOZILLA_DIR)/config/add-chrome.pl \
-	$(if $(filter gtk2,$(MOZ_WIDGET_TOOLKIT)),-x) \
-	$(if $(CROSS_COMPILE),-o $(OS_ARCH)) $(FINAL_TARGET)/chrome/installed-chrome.txt \
-	$(_JAR_REGCHROME_DISABLE_JAR)
-
-REGCHROME_INSTALL = $(PERL) -I$(MOZILLA_DIR)/config $(MOZILLA_DIR)/config/add-chrome.pl \
-	$(if $(filter gtk2,$(MOZ_WIDGET_TOOLKIT)),-x) \
-	$(if $(CROSS_COMPILE),-o $(OS_ARCH)) $(DESTDIR)$(mozappdir)/chrome/installed-chrome.txt \
-	$(_JAR_REGCHROME_DISABLE_JAR)
-
-
 #############################################################################
 # Dependency system
 #############################################################################
diff --git a/js/src/config/rules.mk b/js/src/config/rules.mk
index fff5c5c21ef2..89049a8dbdae 100644
--- a/js/src/config/rules.mk
+++ b/js/src/config/rules.mk
@@ -1549,23 +1549,6 @@ libs::
 
 endif
 
-ifneq (,$(filter flat symlink,$(MOZ_CHROME_FILE_FORMAT)))
-_JAR_REGCHROME_DISABLE_JAR=1
-else
-_JAR_REGCHROME_DISABLE_JAR=0
-endif
-
-REGCHROME = $(PERL) -I$(MOZILLA_DIR)/config $(MOZILLA_DIR)/config/add-chrome.pl \
-	$(if $(filter gtk2,$(MOZ_WIDGET_TOOLKIT)),-x) \
-	$(if $(CROSS_COMPILE),-o $(OS_ARCH)) $(FINAL_TARGET)/chrome/installed-chrome.txt \
-	$(_JAR_REGCHROME_DISABLE_JAR)
-
-REGCHROME_INSTALL = $(PERL) -I$(MOZILLA_DIR)/config $(MOZILLA_DIR)/config/add-chrome.pl \
-	$(if $(filter gtk2,$(MOZ_WIDGET_TOOLKIT)),-x) \
-	$(if $(CROSS_COMPILE),-o $(OS_ARCH)) $(DESTDIR)$(mozappdir)/chrome/installed-chrome.txt \
-	$(_JAR_REGCHROME_DISABLE_JAR)
-
-
 #############################################################################
 # Dependency system
 #############################################################################