don't warn when calling @VisibleForTesting method with no original visibility specified (IDEA-107730)

java/java-tests/testData/inspection/testOnly/visibleForTesting/src/A.java

@@ -4,13 +4,18 @@ public class A {
     visibleMethod(1);
   }
 
-  @com.google.common.annotations.VisibleForTesting()
+  @com.android.annotations.VisibleForTesting
   void invisibleMethod(int a) {
 
   }
 
-  @com.google.common.annotations.VisibleForTesting(visibility=com.google.common.annotations.VisibleForTesting.Visibility.PROTECTED)
+  @com.android.annotations.VisibleForTesting(visibility=com.android.annotations.VisibleForTesting.Visibility.PROTECTED)
   void visibleMethod(int a) {
 
   }
+  
+  @com.google.common.annotations.VisibleForTesting
+  void unknownRealVisibilityMethod(int a) {
+
+  }
 }

java/java-tests/testData/inspection/testOnly/visibleForTesting/src/B.java

@@ -2,5 +2,6 @@ public class B {
   void publicMethod() {
     new A().invisibleMethod(2);
     new A().visibleMethod(2);
+    new A().unknownRealVisibilityMethod(2);
   }
 }

java/java-tests/testData/inspection/testOnly/visibleForTesting/src/com/android/annotations/VisibleForTesting.java

@@ -0,0 +1,14 @@
+package com.android.annotations;
+
+public @interface VisibleForTesting {
+  enum Visibility {
+    /** The element should be considered protected. */
+    PROTECTED,
+    /** The element should be considered package-private. */
+    PACKAGE,
+    /** The element should be considered private. */
+    PRIVATE
+  }
+
+  Visibility visibility() default Visibility.PRIVATE;
+}

java/java-tests/testData/inspection/testOnly/visibleForTesting/src/com/google/common/annotations/VisibleForTesting.java

@@ -1,14 +1,5 @@
 package com.google.common.annotations;
 
 public @interface VisibleForTesting {
-  enum Visibility {
-    /** The element should be considered protected. */
-    PROTECTED,
-    /** The element should be considered package-private. */
-    PACKAGE,
-    /** The element should be considered private. */
-    PRIVATE
-  }
-
-  Visibility visibility() default Visibility.PRIVATE;
+  
 }