delete outdated deprecations

java/ql/lib/semmle/code/java/Expr.qll

@@ -511,9 +511,6 @@ class AssignLeftShiftExpr extends AssignOp, @assignlshiftexpr {
   override string getAPrimaryQlClass() { result = "AssignLeftShiftExpr" }
 }
 
-/** DEPRECATED: Alias for AssignLeftShiftExpr. */
-deprecated class AssignLShiftExpr = AssignLeftShiftExpr;
-
 /** A compound assignment expression using the `>>=` operator. */
 class AssignRightShiftExpr extends AssignOp, @assignrshiftexpr {
   override string getOp() { result = ">>=" }
@@ -521,9 +518,6 @@ class AssignRightShiftExpr extends AssignOp, @assignrshiftexpr {
   override string getAPrimaryQlClass() { result = "AssignRightShiftExpr" }
 }
 
-/** DEPRECATED: Alias for AssignRightShiftExpr. */
-deprecated class AssignRShiftExpr = AssignRightShiftExpr;
-
 /** A compound assignment expression using the `>>>=` operator. */
 class AssignUnsignedRightShiftExpr extends AssignOp, @assignurshiftexpr {
   override string getOp() { result = ">>>=" }
@@ -531,9 +525,6 @@ class AssignUnsignedRightShiftExpr extends AssignOp, @assignurshiftexpr {
   override string getAPrimaryQlClass() { result = "AssignUnsignedRightShiftExpr" }
 }
 
-/** DEPRECATED: Alias for AssignUnsignedRightShiftExpr. */
-deprecated class AssignURShiftExpr = AssignUnsignedRightShiftExpr;
-
 /** A common super-class to represent constant literals. */
 class Literal extends Expr, @literal {
   /**
@@ -793,9 +784,6 @@ class LeftShiftExpr extends BinaryExpr, @lshiftexpr {
   override string getAPrimaryQlClass() { result = "LeftShiftExpr" }
 }
 
-/** DEPRECATED: Alias for LeftShiftExpr. */
-deprecated class LShiftExpr = LeftShiftExpr;
-
 /** A binary expression using the `>>` operator. */
 class RightShiftExpr extends BinaryExpr, @rshiftexpr {
   override string getOp() { result = " >> " }
@@ -803,9 +791,6 @@ class RightShiftExpr extends BinaryExpr, @rshiftexpr {
   override string getAPrimaryQlClass() { result = "RightShiftExpr" }
 }
 
-/** DEPRECATED: Alias for RightShiftExpr. */
-deprecated class RShiftExpr = RightShiftExpr;
-
 /** A binary expression using the `>>>` operator. */
 class UnsignedRightShiftExpr extends BinaryExpr, @urshiftexpr {
   override string getOp() { result = " >>> " }
@@ -813,9 +798,6 @@ class UnsignedRightShiftExpr extends BinaryExpr, @urshiftexpr {
   override string getAPrimaryQlClass() { result = "UnsignedRightShiftExpr" }
 }
 
-/** DEPRECATED: Alias for UnsignedRightShiftExpr. */
-deprecated class URShiftExpr = UnsignedRightShiftExpr;
-
 /** A binary expression using the `&` operator. */
 class AndBitwiseExpr extends BinaryExpr, @andbitexpr {
   override string getOp() { result = " & " }

java/ql/lib/semmle/code/java/dataflow/internal/DataFlowImpl1.qll

@@ -168,14 +168,6 @@ abstract deprecated class Configuration extends string {
    */
   predicate hasFlowToExpr(DataFlowExpr sink) { this.hasFlowTo(exprNode(sink)) }
 
-  /**
-   * DEPRECATED: Use `FlowExploration<explorationLimit>` instead.
-   *
-   * Gets the exploration limit for `hasPartialFlow` and `hasPartialFlowRev`
-   * measured in approximate number of interprocedural steps.
-   */
-  deprecated int explorationLimit() { none() }
-
   /**
    * Holds if hidden nodes should be included in the data flow graph.
    *

java/ql/lib/semmle/code/java/dataflow/internal/DataFlowImpl2.qll

@@ -168,14 +168,6 @@ abstract deprecated class Configuration extends string {
    */
   predicate hasFlowToExpr(DataFlowExpr sink) { this.hasFlowTo(exprNode(sink)) }
 
-  /**
-   * DEPRECATED: Use `FlowExploration<explorationLimit>` instead.
-   *
-   * Gets the exploration limit for `hasPartialFlow` and `hasPartialFlowRev`
-   * measured in approximate number of interprocedural steps.
-   */
-  deprecated int explorationLimit() { none() }
-
   /**
    * Holds if hidden nodes should be included in the data flow graph.
    *

java/ql/lib/semmle/code/java/dataflow/internal/DataFlowImpl3.qll

@@ -168,14 +168,6 @@ abstract deprecated class Configuration extends string {
    */
   predicate hasFlowToExpr(DataFlowExpr sink) { this.hasFlowTo(exprNode(sink)) }
 
-  /**
-   * DEPRECATED: Use `FlowExploration<explorationLimit>` instead.
-   *
-   * Gets the exploration limit for `hasPartialFlow` and `hasPartialFlowRev`
-   * measured in approximate number of interprocedural steps.
-   */
-  deprecated int explorationLimit() { none() }
-
   /**
    * Holds if hidden nodes should be included in the data flow graph.
    *

java/ql/lib/semmle/code/java/dataflow/internal/DataFlowImpl4.qll

@@ -168,14 +168,6 @@ abstract deprecated class Configuration extends string {
    */
   predicate hasFlowToExpr(DataFlowExpr sink) { this.hasFlowTo(exprNode(sink)) }
 
-  /**
-   * DEPRECATED: Use `FlowExploration<explorationLimit>` instead.
-   *
-   * Gets the exploration limit for `hasPartialFlow` and `hasPartialFlowRev`
-   * measured in approximate number of interprocedural steps.
-   */
-  deprecated int explorationLimit() { none() }
-
   /**
    * Holds if hidden nodes should be included in the data flow graph.
    *

java/ql/lib/semmle/code/java/dataflow/internal/DataFlowImpl5.qll

@@ -168,14 +168,6 @@ abstract deprecated class Configuration extends string {
    */
   predicate hasFlowToExpr(DataFlowExpr sink) { this.hasFlowTo(exprNode(sink)) }
 
-  /**
-   * DEPRECATED: Use `FlowExploration<explorationLimit>` instead.
-   *
-   * Gets the exploration limit for `hasPartialFlow` and `hasPartialFlowRev`
-   * measured in approximate number of interprocedural steps.
-   */
-  deprecated int explorationLimit() { none() }
-
   /**
    * Holds if hidden nodes should be included in the data flow graph.
    *

java/ql/lib/semmle/code/java/dataflow/internal/DataFlowImpl6.qll

@@ -168,14 +168,6 @@ abstract deprecated class Configuration extends string {
    */
   predicate hasFlowToExpr(DataFlowExpr sink) { this.hasFlowTo(exprNode(sink)) }
 
-  /**
-   * DEPRECATED: Use `FlowExploration<explorationLimit>` instead.
-   *
-   * Gets the exploration limit for `hasPartialFlow` and `hasPartialFlowRev`
-   * measured in approximate number of interprocedural steps.
-   */
-  deprecated int explorationLimit() { none() }
-
   /**
    * Holds if hidden nodes should be included in the data flow graph.
    *

java/ql/lib/semmle/code/java/regex/RegexTreeView.qll

@@ -1162,14 +1162,6 @@ module Impl implements RegexTreeViewSig {
     root.getLiteral().isIgnoreCase()
   }
 
-  /**
-   * Gets the flags for `root`, or the empty string if `root` has no flags.
-   */
-  additional deprecated string getFlags(RegExpTerm root) {
-    root.isRootTerm() and
-    result = root.getLiteral().getFlags()
-  }
-
   /**
    * Holds if `root` has the `s` flag for multi-line matching.
    */