Check annotations on anonymous intializers

#KT-2208 Fixed

compiler/frontend/src/org/jetbrains/jet/lang/resolve/BodyResolver.java

@@ -360,11 +360,13 @@ public class BodyResolver {
         if (primaryConstructor != null) {
             for (JetClassInitializer anonymousInitializer : anonymousInitializers) {
                 expressionTypingServices.getType(scopeForInitializers, anonymousInitializer.getBody(), NO_EXPECTED_TYPE, context.getOuterDataFlowInfo(), trace);
+                annotationResolver.resolveAnnotationsWithArguments(scopeForInitializers, anonymousInitializer.getModifierList(), trace);
             }
         }
         else {
             for (JetClassInitializer anonymousInitializer : anonymousInitializers) {
                 trace.report(ANONYMOUS_INITIALIZER_IN_TRAIT.on(anonymousInitializer));
+                annotationResolver.resolveAnnotationsWithArguments(scopeForInitializers, anonymousInitializer.getModifierList(), trace);
             }
         }
     }

compiler/testData/diagnostics/tests/annotations/onInitializer.kt

@@ -0,0 +1,15 @@
+class A {
+    ann {}
+    [ann] {}
+    <!UNRESOLVED_REFERENCE!>aaa<!> {}
+    [<!UNRESOLVED_REFERENCE!>aaa<!>] {}
+}
+
+trait T {
+    <!ANONYMOUS_INITIALIZER_IN_TRAIT!>ann {}<!>
+    <!ANONYMOUS_INITIALIZER_IN_TRAIT!>[ann] {}<!>
+    <!ANONYMOUS_INITIALIZER_IN_TRAIT!><!UNRESOLVED_REFERENCE!>aaa<!> {}<!>
+    <!ANONYMOUS_INITIALIZER_IN_TRAIT!>[<!UNRESOLVED_REFERENCE!>aaa<!>] {}<!>
+}
+
+annotation class ann

compiler/tests/org/jetbrains/jet/checkers/JetDiagnosticsTestGenerated.java

@@ -620,6 +620,11 @@ public class JetDiagnosticsTestGenerated extends AbstractJetDiagnosticsTest {
                 doTest("compiler/testData/diagnostics/tests/annotations/onExpression.kt");
             }
             
+            @TestMetadata("onInitializer.kt")
+            public void testOnInitializer() throws Exception {
+                doTest("compiler/testData/diagnostics/tests/annotations/onInitializer.kt");
+            }
+            
             @TestMetadata("onLoops.kt")
             public void testOnLoops() throws Exception {
                 doTest("compiler/testData/diagnostics/tests/annotations/onLoops.kt");