[groovy] fix ImplicitClosureCallPredicate to ignore explicit Closure#call (IDEA-207549)

plugins/groovy/src/org/jetbrains/plugins/groovy/intentions/closure/ImplicitClosureCallPredicate.kt

@@ -19,8 +19,12 @@ internal object ImplicitClosureCallPredicate : PsiElementPredicate {
       return false
     }
     val result = element.advancedResolve()
-    return result.isInvokedOnProperty && element.invokedExpression.type.isClosureType()
-           || result.element.isClosureCallMethod()
+    if (element.implicitCallReference == null) {
+      return result.isInvokedOnProperty && element.invokedExpression.type.isClosureType()
+    }
+    else {
+      return result.element.isClosureCallMethod()
+    }
   }
 
   private fun PsiType?.isClosureType(): Boolean {

plugins/groovy/test/org/jetbrains/plugins/groovy/intentions/MakeClosureCallExplicitIntentionTest.groovy

@@ -54,4 +54,9 @@ class MakeClosureCallExplicitIntentionTest extends GroovyLatestTest implements B
   void 'closure method'() {
     doTest 'Closure foo() {}; <caret>foo()', null
   }
+
+  @Test
+  void 'closure method call'() {
+    doTest 'Closure foo() {}; foo().<caret>call()', null
+  }
 }