diamonds; actual types accepted in java 7 even if no formal types were defined!

(cherry picked from commit 903984b162008a56def605c72743c22517304a2d)

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/advHighlighting7/DiamondNeg12.java

@@ -0,0 +1,10 @@
+class Neg12 {
+
+    static class Foo<X> {
+        <T> Foo(T t) {}
+    }
+
+    Foo<Integer> fi1 = new <<error descr="Actual type argument and inferred type contradict each other">String</error>> Foo<>(1);
+    Foo<Integer> fi2 = new <<error descr="Actual type argument and inferred type contradict each other">String</error>> Foo<Integer>(1);
+    Foo<Integer> fi3 = new Foo<Integer>(1);
+}