remove redundant inline casts

java/ql/src/Language Abuse/UselessUpcast.ql

@@ -25,7 +25,7 @@ predicate usefulUpcast(CastExpr e) {
       other.getName() = target.getName() and
       other.getSourceDeclaration() != target.getSourceDeclaration()
     |
-      c.(MethodAccess).getReceiverType().(RefType).inherits(other.(Method)) or
+      c.(MethodAccess).getReceiverType().inherits(other.(Method)) or
       other = target.(Constructor).getDeclaringType().getAConstructor()
     )
   )

java/ql/src/Likely Bugs/Resource Leaks/CloseType.qll

@@ -45,7 +45,7 @@ private predicate closeableType(RefType t) {
 class SqlResourceOpeningMethodAccess extends MethodAccess {
   SqlResourceOpeningMethodAccess() {
     exists(Method m | this.getMethod() = m |
-      m.getDeclaringType().(RefType).hasQualifiedName("java.sql", _) and
+      m.getDeclaringType().hasQualifiedName("java.sql", _) and
       m.getReturnType().(RefType).hasQualifiedName("java.sql", _) and
       m.getName().regexpMatch("(create|prepare|execute).*") and
       closeableType(m.getReturnType()) and