corrected wording in one message to cover two possible causes.

diff --git a/org.eclipse.jdt.core/compiler/org/eclipse/jdt/internal/compiler/problem/messages.properties b/org.eclipse.jdt.core/compiler/org/eclipse/jdt/internal/compiler/problem/messages.properties
index 7d64204..536a2ff 100644
--- a/org.eclipse.jdt.core/compiler/org/eclipse/jdt/internal/compiler/problem/messages.properties
+++ b/org.eclipse.jdt.core/compiler/org/eclipse/jdt/internal/compiler/problem/messages.properties
@@ -768,7 +768,7 @@
 1204201 = Illegal base constructor call: method {0} is not a constructor of a bound role (OTJLD 2.4.2).
 1204202 = Illegal call to base constructor: this constructor is a lifting constructor (OTJLD 2.4.2).
 1204203 = Cannot use this constructor from class {0}, because it creates a base instance of type {2} wheras a base instance of type {1} is required (OTJLD 2.4.2(c)).
-1204204 = Constructor call (tsuper) must be inside a role constructor (OTJLD 2.4.2).
+1204204 = Constructor call (tsuper) must be the first statement in a role constructor (OTJLD 2.4.2).
 1204205 = Call to base constructor is not first statement (after super-call) (OTJLD 2.4.2(b)).
 1204206 = Missing call to a base constructor, class {0} is a bound role (OTJLD 2.4.2(b)).
 1204207 = Illegal call to base constructor: constructor called by ''{0}'' already calls a base constructor (OTJLD 2.4.2(b)).