Merge pull request #10486 from erik-krogh/java-unqueryable

Java: Delete some unused code

Author: erik-krogh

java/ql/lib/semmle/code/java/security/regexp/NfaUtilsSpecific.qll

@@ -61,7 +61,7 @@ module RegExpFlags {
   /**
    * Gets the flags for `root`, or the empty string if `root` has no flags.
    */
-  string getFlags(RegExpTerm root) {
+  deprecated string getFlags(RegExpTerm root) {
     root.isRootTerm() and
     result = root.getLiteral().getFlags()
   }

java/ql/src/Violations of Best Practice/Naming Conventions/Shadowing.qll

@@ -1,9 +1,5 @@
 import java
 
-predicate initializedToField(LocalVariableDecl d, Field f) {
-  exists(LocalVariableDeclExpr e | e.getVariable() = d and f.getAnAccess() = e.getInit())
-}
-
 predicate getterFor(Method m, Field f) {
   m.getName().matches("get%") and
   m.getDeclaringType() = f.getDeclaringType() and