Fix unused symbols

Author: patroza

src/compiler/parser.ts

@@ -105,7 +105,6 @@ import {
     FunctionOrConstructorTypeNode,
     FunctionTypeNode,
     GetAccessorDeclaration,
-    getAllJSDocTags,
     getBinaryOperatorPrecedence,
     getFullWidth,
     getJSDocCommentRanges,
@@ -400,7 +399,6 @@ import {
     TypeQueryNode,
     TypeReferenceNode,
     UnaryExpression,
-    unescapeLeadingUnderscores,
     UnionOrIntersectionTypeNode,
     UnionTypeNode,
     UpdateExpression,
@@ -1585,7 +1583,7 @@ namespace Parser {
     // Note: any errors at the end of the file that do not precede a regular node, should get
     // attached to the EOF token.
     let parseErrorBeforeNextFinishedNode = false;
-    
+
     const tsPlusExternalTypeCache = new Map<string, Record<string, TsPlusTypeDefinition[]>>()
     const tsPlusResolvedPathsCache = new Map<string, string[]>()
     let currentTsPlusTypes: TsPlusTypeDefinition[] | null = null;
@@ -1971,7 +1969,7 @@ namespace Parser {
                 (collectTypesIfNotExported || hasModifierOfKind(statement, SyntaxKind.ExportKeyword))
             ) {
                 if (statement.tsPlusTypeTags && statement.tsPlusTypeTags.length > 0) {
-                    file.tsPlusContext.type.push(statement);                        
+                    file.tsPlusContext.type.push(statement);
                 }
                 if (statement.tsPlusNoInheritTags && statement.tsPlusNoInheritTags.length > 0) {
                     file.tsPlusContext.noInherit.push(statement);