hg: build-infra/jdk8/jdk: Added second ToBin icon generation tool. Renamed ICON to X11_ICON to allow for OSX_ICON.

[kelly.ohair at oracle.com]

Changeset: 664ecabfb68d
Author:    ohair
Date:      2012-10-22 18:41 -0700
URL:       http://hg.openjdk.java.net/build-infra/jdk8/jdk/rev/664ecabfb68d

Added second ToBin icon generation tool. Renamed ICON to X11_ICON to allow for OSX_ICON.

! makefiles/GenerateJavaSources.gmk
! makefiles/GensrcIcons.gmk
! makefiles/Tools.gmk
+ makefiles/sun/awt/X11/ToBin.java
+ makefiles/sun/osxapp/ToBin.java
- makefiles/sun/xawt/ToBin.java