refactor: esbuild no longer uses its target to set default value of `…

…useDefineForClassFields`

packages/vite/src/node/plugins/esbuild.ts

@@ -130,20 +130,6 @@ export async function transformWithEsbuild(
       ...tsconfigRaw?.compilerOptions,
     }
 
-    // esbuild derives `useDefineForClassFields` from `target` instead of `tsconfig.compilerOptions.target`
-    // https://github.com/evanw/esbuild/issues/2584
-    // but we want `useDefineForClassFields` to be derived from `tsconfig.compilerOptions.target`
-    if (compilerOptions.useDefineForClassFields === undefined) {
-      const lowercaseTarget = compilerOptions.target?.toLowerCase() ?? 'es3'
-      if (lowercaseTarget.startsWith('es')) {
-        const esVersion = lowercaseTarget.slice(2)
-        compilerOptions.useDefineForClassFields =
-          esVersion === 'next' || +esVersion >= 2022
-      } else {
-        compilerOptions.useDefineForClassFields = false
-      }
-    }
-
     // esbuild uses tsconfig fields when both the normal options and tsconfig was set
     // but we want to prioritize the normal options
     if (options) {