fix: excessive calls of getAllReferences

lib/javascript/JavascriptModulesPlugin.js

@@ -1606,12 +1606,6 @@ class JavascriptModulesPlugin {
 			}
 
 			for (const variable of info.variables) {
-				allUsedNames.add(variable.name);
-				const references = getAllReferences(variable);
-				const allIdentifiers = new Set(
-					references.map(r => r.identifier).concat(variable.identifiers)
-				);
-
 				const usedNamesInScopeInfo = new Map();
 				const ignoredScopes = new Set();
 
@@ -1624,6 +1618,9 @@ class JavascriptModulesPlugin {
 
 				if (allUsedNames.has(name) || usedNames.has(name)) {
 					const references = getAllReferences(variable);
+					const allIdentifiers = new Set(
+						references.map(r => r.identifier).concat(variable.identifiers)
+					);
 					for (const ref of references) {
 						addScopeSymbols(
 							ref.from,
@@ -1658,9 +1655,8 @@ class JavascriptModulesPlugin {
 						}
 						source.replace(r[0], r[1] - 1, newName);
 					}
-				} else {
-					allUsedNames.add(name);
 				}
+				allUsedNames.add(name);
 			}
 
 			renamedInlinedModules.set(m, source);