hg: jdk9/dev/jdk: 8054714: Use StringJoiner where it makes the code cleaner

[ivan.gerasimov at oracle.com]

Changeset: 8be081fb8db1
Author:    igerasim
Date:      2014-08-27 22:08 +0400
URL:       http://hg.openjdk.java.net/jdk9/dev/jdk/rev/8be081fb8db1

8054714: Use StringJoiner where it makes the code cleaner
Reviewed-by: psandoz, redestad

! src/java.base/share/classes/java/io/FilePermission.java
! src/java.base/share/classes/java/io/ObjectOutputStream.java
! src/java.base/share/classes/java/lang/Class.java
! src/java.base/share/classes/java/lang/invoke/MethodType.java
! src/java.base/share/classes/java/net/SocketPermission.java
! src/java.base/share/classes/java/text/CalendarBuilder.java
! src/java.base/share/classes/java/util/Locale.java
! src/java.base/share/classes/java/util/PropertyPermission.java
! src/java.base/share/classes/sun/net/www/MimeEntry.java
! src/java.base/share/classes/sun/net/www/protocol/http/HttpURLConnection.java
! src/java.base/share/classes/sun/util/locale/BaseLocale.java
! src/java.base/share/classes/sun/util/locale/LanguageTag.java
! src/java.base/share/classes/sun/util/locale/UnicodeLocaleExtension.java
! src/java.base/share/classes/sun/util/locale/provider/RuleBasedBreakIterator.java
! src/java.smartcardio/share/classes/javax/smartcardio/CardPermission.java