From bca5f2264f05734d81322a7bb7e658954bf96496 Mon Sep 17 00:00:00 2001
From: johnlenz <johnlenz@google.com>
Date: Thu, 7 Nov 2024 15:55:24 -0800
Subject: [PATCH] Remove the unused $jscomp.SIMPLE_FROUND_POLYFILL define and
 simplify the `fround` polyfill when ASSUME_ES5 is enabled.

PiperOrigin-RevId: 694276260
---
 src/com/google/javascript/jscomp/js/es6/math/fround.js |  2 +-
 src/com/google/javascript/jscomp/js/util/defines.js    | 10 ----------
 2 files changed, 1 insertion(+), 11 deletions(-)

diff --git a/src/com/google/javascript/jscomp/js/es6/math/fround.js b/src/com/google/javascript/jscomp/js/es6/math/fround.js
index fe5af55414a..81fae6492bc 100644
--- a/src/com/google/javascript/jscomp/js/es6/math/fround.js
+++ b/src/com/google/javascript/jscomp/js/es6/math/fround.js
@@ -20,7 +20,7 @@
 $jscomp.polyfill('Math.fround', function(orig) {
   if (orig) return orig;
 
-  if ($jscomp.SIMPLE_FROUND_POLYFILL || typeof Float32Array !== 'function') {
+  if (!$jscomp.ASSUME_ES5 && typeof Float32Array !== 'function') {
     // Explicitly requested a no-op polyfill, or Float32Array not available.
     return /** @return {number} */ function(/** number */ arg) {
       return arg;
diff --git a/src/com/google/javascript/jscomp/js/util/defines.js b/src/com/google/javascript/jscomp/js/util/defines.js
index 3ee0eec5be4..09ae72be6e6 100644
--- a/src/com/google/javascript/jscomp/js/util/defines.js
+++ b/src/com/google/javascript/jscomp/js/util/defines.js
@@ -36,16 +36,6 @@ $jscomp.ASSUME_NO_NATIVE_MAP = false;
  */
 $jscomp.ASSUME_NO_NATIVE_SET = false;
 
-/**
- * Whether to provide an incorrect but tiny Math.fround polyfill that just
- * returns the number given.  This is usually okay to do, particularly if
- * `Math.fround` is only used to allow the JavaScript engine to use faster
- * 32-bit float operations, but could cause problems if program logic is
- * dependent on floats being truncated consistently.
- * @define {boolean}
- */
-$jscomp.SIMPLE_FROUND_POLYFILL = false;
-
 /**
  * Whether to isolate all injected polyfills from global state. This is not
  * on by default, as it bloats code size, but is useful when code needs to