Extract TextLayoutManager::baseline()

packages/react-native/React/React-RCTFabric.podspec

@@ -71,6 +71,7 @@ Pod::Spec.new do |s|
   ])
   add_dependency(s, "React-FabricComponents", :additional_framework_paths => [
     "react/renderer/textlayoutmanager/platform/ios",
+    "react/renderer/components/text/platform/cxx",
     "react/renderer/components/textinput/platform/ios",
   ]);
 

packages/react-native/ReactAndroid/api/ReactAndroid.api

@@ -2384,15 +2384,6 @@ public final class com/facebook/react/fabric/FabricUIManagerProviderImpl : com/f
 	public fun createUIManager (Lcom/facebook/react/bridge/ReactApplicationContext;)Lcom/facebook/react/bridge/UIManager;
 }
 
-public final class com/facebook/react/fabric/StateWrapperImpl : com/facebook/jni/HybridClassBase, com/facebook/react/uimanager/StateWrapper {
-	public fun destroyState ()V
-	public fun getStateData ()Lcom/facebook/react/bridge/ReadableNativeMap;
-	public fun getStateDataMapBuffer ()Lcom/facebook/react/common/mapbuffer/ReadableMapBuffer;
-	public fun toString ()Ljava/lang/String;
-	public fun updateState (Lcom/facebook/react/bridge/WritableMap;)V
-	public final fun updateStateImpl (Lcom/facebook/react/bridge/NativeMap;)V
-}
-
 public final class com/facebook/react/fabric/events/EventBeatManager : com/facebook/jni/HybridClassBase, com/facebook/react/uimanager/events/BatchEventDispatchedListener {
 	public fun <init> ()V
 	public fun onBatchEventDispatched ()V

packages/react-native/ReactAndroid/src/main/java/com/facebook/react/fabric/StateWrapperImpl.kt

@@ -15,22 +15,24 @@ import com.facebook.react.bridge.NativeMap
 import com.facebook.react.bridge.ReadableNativeMap
 import com.facebook.react.bridge.WritableMap
 import com.facebook.react.common.mapbuffer.ReadableMapBuffer
-import com.facebook.react.uimanager.StateWrapper
+import com.facebook.react.uimanager.ReferenceStateWrapper
 
 /**
  * This class holds reference to the C++ EventEmitter object. Instances of this class are created on
  * the Bindings.cpp, where the pointer to the C++ event emitter is set.
  */
 @SuppressLint("MissingNativeLoadLibrary")
 @DoNotStripAny
-public class StateWrapperImpl private constructor() : HybridClassBase(), StateWrapper {
+internal class StateWrapperImpl private constructor() : HybridClassBase(), ReferenceStateWrapper {
 
   private external fun initHybrid()
 
   private external fun getStateDataImpl(): ReadableNativeMap?
 
   private external fun getStateMapBufferDataImpl(): ReadableMapBuffer?
 
+  private external fun getStateDataReferenceImpl(): Any?
+
   public external fun updateStateImpl(map: NativeMap)
 
   public override val stateDataMapBuffer: ReadableMapBuffer?
@@ -51,6 +53,15 @@ public class StateWrapperImpl private constructor() : HybridClassBase(), StateWr
       return getStateDataImpl()
     }
 
+  public override val stateDataReference: Any?
+    get() {
+      if (!isValid) {
+        FLog.e(TAG, "Race between StateWrapperImpl destruction and getState")
+        return null
+      }
+      return getStateDataReferenceImpl()
+    }
+
   init {
     initHybrid()
   }

packages/react-native/ReactAndroid/src/main/java/com/facebook/react/uimanager/ReferenceStateWrapper.kt

@@ -0,0 +1,13 @@
+/*
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+package com.facebook.react.uimanager
+
+internal interface ReferenceStateWrapper : StateWrapper {
+  /** Returns state data backed by JNI reference. The underlying object should not be modified. */
+  public val stateDataReference: Any?
+}