org.eclipse.jdt.internal.ui.typehierarchy
to
org.eclipse.jdt.internal.ui.workingsets
Replace simple uses of Iterator with a corresponding for-loop. Also add
missing braces on loops as necessary.

Change-Id: I1d8e8526d22bccad5007f0a9ebcb8a07eeab2154
Signed-off-by: Carsten Hammer <carsten.hammer@t-online.de>