Revert "Combine image string char arrays into single array"

This reverts commit 23c1d0ca7ab63f4adad88631bddefb769d0dcc2c.

We cannot use this change unless the OpenJdk string class is
modified to keep track of the char array offset and length.

Change-Id: Ic20cea3f5731734d1eb7c3560dfacf612778cfcc
3 files changed