Bug 563347 - Remove HelpWebappPlugin#getDefault method to reduce the
usage of Activator

This helps to remove the activator in the future, e.g. by moving the
debug check out of it.

Conflicts:
	org.eclipse.help.webapp/src/org/eclipse/help/internal/webapp/HelpWebappPlugin.java

Change-Id: Idc54ab1fb383159182eea03e2a3030469f9d2d33
5 files changed