[deps] Updated eclipse deps to 3.9 tree. This also enables testing java7 features on ecj.

[Log] updated naming for @Log (topic= instead of mchmulder's 'value').

test/transform/resource/after-ecj/ValComplex.java

@@ -16,7 +16,7 @@ public class ValComplex {
         final @val int field = 20;
         final @val int inner = 10;
         switch (field) {
-        case 5 : ;
+        case 5 :
             final @val char[] shouldBeCharArray2 = shouldBeCharArray;
             final @val int innerInner = inner;
         }