Swift: Rename so that different data flows will be clear.

Author: geoffw0

swift/ql/lib/codeql/swift/regex/Regex.qll

@@ -19,7 +19,7 @@ private class ParsedStringRegex extends RegExp, StringLiteralExpr {
   RegexEval eval;
 
   ParsedStringRegex() {
-    RegexUseFlow::flow(DataFlow::exprNode(this), DataFlow::exprNode(eval.getRegexInput()))
+    StringLiteralUseFlow::flow(DataFlow::exprNode(this), DataFlow::exprNode(eval.getRegexInput()))
   }
 
   /**

swift/ql/lib/codeql/swift/regex/internal/RegexTracking.qll

@@ -14,7 +14,7 @@ private import codeql.swift.regex.Regex
  * A data flow configuration for tracking string literals that are used as
  * regular expressions.
  */
-private module RegexUseConfig implements DataFlow::ConfigSig {
+private module StringLiteralUseConfig implements DataFlow::ConfigSig {
   predicate isSource(DataFlow::Node node) { node.asExpr() instanceof StringLiteralExpr }
 
   predicate isSink(DataFlow::Node node) { node.asExpr() = any(RegexEval eval).getRegexInput() }
@@ -34,4 +34,4 @@ private module RegexUseConfig implements DataFlow::ConfigSig {
   }
 }
 
-module RegexUseFlow = DataFlow::Global<RegexUseConfig>;
+module StringLiteralUseFlow = DataFlow::Global<StringLiteralUseConfig>;