From 33b064bb9cdaac6a67a1d76da652d90288e69830 Mon Sep 17 00:00:00 2001
From: Samuel Susla <samuelsusla@meta.com>
Date: Thu, 23 May 2024 10:58:01 -0700
Subject: [PATCH] enable preventDoubleTextMeasure optimisation by default
 (#44659)

Summary:
Pull Request resolved: https://github.com/facebook/react-native/pull/44659

changelog: [internal]

Reviewed By: javache

Differential Revision: D57678341

fbshipit-source-id: cc6fbcfedccc0fd4610d52feee60b0fc35cc83b9
---
 .../internal/featureflags/ReactNativeFeatureFlagsDefaults.kt  | 4 ++--
 .../react/featureflags/ReactNativeFeatureFlagsDefaults.h      | 4 ++--
 .../scripts/featureflags/ReactNativeFeatureFlags.config.js    | 2 +-
 .../src/private/featureflags/ReactNativeFeatureFlags.js       | 4 ++--
 4 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/internal/featureflags/ReactNativeFeatureFlagsDefaults.kt b/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/internal/featureflags/ReactNativeFeatureFlagsDefaults.kt
index 149ecce3378..980ba43a704 100644
--- a/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/internal/featureflags/ReactNativeFeatureFlagsDefaults.kt
+++ b/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/internal/featureflags/ReactNativeFeatureFlagsDefaults.kt
@@ -4,7 +4,7 @@
  * This source code is licensed under the MIT license found in the
  * LICENSE file in the root directory of this source tree.
  *
- * @generated SignedSource<<4f50dab251c41380a14506975355e49d>>
+ * @generated SignedSource<<64ab913d2c940a7abfcd2aac32be1b72>>
  */
 
 /**
@@ -55,7 +55,7 @@ public open class ReactNativeFeatureFlagsDefaults : ReactNativeFeatureFlagsProvi
 
   override fun lazyAnimationCallbacks(): Boolean = false
 
-  override fun preventDoubleTextMeasure(): Boolean = false
+  override fun preventDoubleTextMeasure(): Boolean = true
 
   override fun setAndroidLayoutDirection(): Boolean = false
 
diff --git a/packages/react-native/ReactCommon/react/featureflags/ReactNativeFeatureFlagsDefaults.h b/packages/react-native/ReactCommon/react/featureflags/ReactNativeFeatureFlagsDefaults.h
index c50025ebf06..8bde1e420dc 100644
--- a/packages/react-native/ReactCommon/react/featureflags/ReactNativeFeatureFlagsDefaults.h
+++ b/packages/react-native/ReactCommon/react/featureflags/ReactNativeFeatureFlagsDefaults.h
@@ -4,7 +4,7 @@
  * This source code is licensed under the MIT license found in the
  * LICENSE file in the root directory of this source tree.
  *
- * @generated SignedSource<<2bfa4670757aa340c88ae8ff57270308>>
+ * @generated SignedSource<<54a1827a45d7dd15b5e8a26d49ad6d30>>
  */
 
 /**
@@ -92,7 +92,7 @@ class ReactNativeFeatureFlagsDefaults : public ReactNativeFeatureFlagsProvider {
   }
 
   bool preventDoubleTextMeasure() override {
-    return false;
+    return true;
   }
 
   bool setAndroidLayoutDirection() override {
diff --git a/packages/react-native/scripts/featureflags/ReactNativeFeatureFlags.config.js b/packages/react-native/scripts/featureflags/ReactNativeFeatureFlags.config.js
index fbc772c54fe..5d1b145c398 100644
--- a/packages/react-native/scripts/featureflags/ReactNativeFeatureFlags.config.js
+++ b/packages/react-native/scripts/featureflags/ReactNativeFeatureFlags.config.js
@@ -114,7 +114,7 @@ const definitions: FeatureFlagDefinitions = {
         'Only enqueue Choreographer calls if there is an ongoing animation, instead of enqueueing every frame.',
     },
     preventDoubleTextMeasure: {
-      defaultValue: false,
+      defaultValue: true,
       description:
         'When enabled, ParagraphShadowNode will no longer call measure twice.',
     },
diff --git a/packages/react-native/src/private/featureflags/ReactNativeFeatureFlags.js b/packages/react-native/src/private/featureflags/ReactNativeFeatureFlags.js
index 0378f10607e..15c717c96d8 100644
--- a/packages/react-native/src/private/featureflags/ReactNativeFeatureFlags.js
+++ b/packages/react-native/src/private/featureflags/ReactNativeFeatureFlags.js
@@ -4,7 +4,7 @@
  * This source code is licensed under the MIT license found in the
  * LICENSE file in the root directory of this source tree.
  *
- * @generated SignedSource<<20c3c50d2124fbfc7bbe434c940ce3bf>>
+ * @generated SignedSource<<63e7a8952026600cb58367e9c70fb68d>>
  * @flow strict-local
  */
 
@@ -170,7 +170,7 @@ export const lazyAnimationCallbacks: Getter<boolean> = createNativeFlagGetter('l
 /**
  * When enabled, ParagraphShadowNode will no longer call measure twice.
  */
-export const preventDoubleTextMeasure: Getter<boolean> = createNativeFlagGetter('preventDoubleTextMeasure', false);
+export const preventDoubleTextMeasure: Getter<boolean> = createNativeFlagGetter('preventDoubleTextMeasure', true);
 /**
  * Propagate layout direction to Android views.
  */