K2. Minor. Rename CFG ConstExpressionNode to LiteralExpressionNode

^KT-64314

compiler/fir/semantics/src/org/jetbrains/kotlin/fir/resolve/dfa/cfg/CFGNode.kt

@@ -668,9 +668,9 @@ class JumpNode(owner: ControlFlowGraph, override val fir: FirJump<*>, level: Int
         return visitor.visitJumpNode(this, data)
     }
 }
-class ConstExpressionNode(owner: ControlFlowGraph, override val fir: FirLiteralExpression<*>, level: Int) : CFGNode<FirLiteralExpression<*>>(owner, level) {
+class LiteralExpressionNode(owner: ControlFlowGraph, override val fir: FirLiteralExpression<*>, level: Int) : CFGNode<FirLiteralExpression<*>>(owner, level) {
     override fun <R, D> accept(visitor: ControlFlowGraphVisitor<R, D>, data: D): R {
-        return visitor.visitConstExpressionNode(this, data)
+        return visitor.visitLiteralExpressionNode(this, data)
     }
 }
 

compiler/fir/semantics/src/org/jetbrains/kotlin/fir/resolve/dfa/cfg/CFGNodeRenderer.kt

@@ -50,7 +50,7 @@ fun CFGNode<*>.render(): String =
                 is StubNode -> "Stub"
                 is CheckNotNullCallNode -> "Check not null: ${CfgRenderer.renderElementAsString(fir)}"
 
-                is ConstExpressionNode -> "Const: ${fir.render()}"
+                is LiteralExpressionNode -> "Const: ${fir.render()}"
                 is VariableDeclarationNode ->
                     "Variable declaration: ${
                         CfgRenderer.renderAsCallableDeclarationString(fir)

compiler/fir/semantics/src/org/jetbrains/kotlin/fir/resolve/dfa/cfg/ControlFlowGraphVisitor.kt

@@ -299,7 +299,7 @@ abstract class ControlFlowGraphVisitor<out R, in D> {
         return visitNode(node, data)
     }
 
-    open fun visitConstExpressionNode(node: ConstExpressionNode, data: D): R {
+    open fun visitLiteralExpressionNode(node: LiteralExpressionNode, data: D): R {
         return visitNode(node, data)
     }
 

compiler/fir/semantics/src/org/jetbrains/kotlin/fir/resolve/dfa/cfg/ControlFlowGraphVisitorVoid.kt

@@ -219,7 +219,7 @@ abstract class ControlFlowGraphVisitorVoid : ControlFlowGraphVisitor<Unit, Nothi
         visitNode(node)
     }
 
-    open fun visitConstExpressionNode(node: ConstExpressionNode) {
+    open fun visitLiteralExpressionNode(node: LiteralExpressionNode) {
         visitNode(node)
     }
 
@@ -500,8 +500,8 @@ abstract class ControlFlowGraphVisitorVoid : ControlFlowGraphVisitor<Unit, Nothi
         visitJumpNode(node)
     }
 
-    final override fun visitConstExpressionNode(node: ConstExpressionNode, data: Nothing?) {
-        visitConstExpressionNode(node)
+    final override fun visitLiteralExpressionNode(node: LiteralExpressionNode, data: Nothing?) {
+        visitLiteralExpressionNode(node)
     }
 
     // ----------------------------------- Check not null call -----------------------------------