Cleanup unused unstable_startTransition, unstable_useTransition, unstable_useDeferredValue exports from fb packages (#27056)

## Summary

came across these TODOs – an internal grep indicated that remaining
callsites have been cleaned up, so these can now be removed.

## How did you test this change?

```
yarn flow dom-browser
yarn test
```

DiffTrain build for [e91142dd69](https://github.com/facebook/react/commit/e91142dd69b0454e0d4e934c55dd541344fe32ca)

compiled/facebook-www/REVISION

@@ -1 +1 @@
-7118f5dd7bf5f1c44d0d2944ef8ad58e423909ad
+e91142dd69b0454e0d4e934c55dd541344fe32ca

compiled/facebook-www/React-dev.classic.js

@@ -27,7 +27,7 @@ if (
 }
           "use strict";
 
-var ReactVersion = "18.3.0-www-classic-cc85cd34";
+var ReactVersion = "18.3.0-www-classic-739b12ac";
 
 // ATTENTION
 // When adding new symbols to this file,
@@ -4180,11 +4180,8 @@ exports.unstable_TracingMarker = REACT_TRACING_MARKER_TYPE;
 exports.unstable_act = act;
 exports.unstable_getCacheForType = getCacheForType;
 exports.unstable_getCacheSignal = getCacheSignal;
-exports.unstable_startTransition = startTransition;
 exports.unstable_useCacheRefresh = useCacheRefresh;
-exports.unstable_useDeferredValue = useDeferredValue;
 exports.unstable_useMemoCache = useMemoCache;
-exports.unstable_useTransition = useTransition;
 exports.use = use;
 exports.useCallback = useCallback;
 exports.useContext = useContext;

compiled/facebook-www/React-dev.modern.js

@@ -27,7 +27,7 @@ if (
 }
           "use strict";
 
-var ReactVersion = "18.3.0-www-modern-01767f27";
+var ReactVersion = "18.3.0-www-modern-d09ac638";
 
 // ATTENTION
 // When adding new symbols to this file,
@@ -4143,11 +4143,8 @@ exports.unstable_SuspenseList = REACT_SUSPENSE_LIST_TYPE;
 exports.unstable_act = act;
 exports.unstable_getCacheForType = getCacheForType;
 exports.unstable_getCacheSignal = getCacheSignal;
-exports.unstable_startTransition = startTransition;
 exports.unstable_useCacheRefresh = useCacheRefresh;
-exports.unstable_useDeferredValue = useDeferredValue;
 exports.unstable_useMemoCache = useMemoCache;
-exports.unstable_useTransition = useTransition;
 exports.use = use;
 exports.useCallback = useCallback;
 exports.useContext = useContext;

compiled/facebook-www/React-prod.classic.js

@@ -282,14 +282,8 @@ function createCacheRoot() {
 function createCacheNode() {
   return { s: 0, v: void 0, o: null, p: null };
 }
-var ReactCurrentDispatcher = { current: null };
-function useTransition() {
-  return ReactCurrentDispatcher.current.useTransition();
-}
-function useDeferredValue(value) {
-  return ReactCurrentDispatcher.current.useDeferredValue(value);
-}
-var ReactCurrentBatchConfig = { transition: null },
+var ReactCurrentDispatcher = { current: null },
+  ReactCurrentBatchConfig = { transition: null },
   ReactSharedInternals = {
     ReactCurrentDispatcher: ReactCurrentDispatcher,
     ReactCurrentCache: ReactCurrentCache,
@@ -297,22 +291,8 @@ var ReactCurrentBatchConfig = { transition: null },
     ReactCurrentOwner: ReactCurrentOwner$1,
     ContextRegistry: {}
   },
-  ContextRegistry = ReactSharedInternals.ContextRegistry;
-function startTransition(scope, options) {
-  var prevTransition = ReactCurrentBatchConfig.transition;
-  ReactCurrentBatchConfig.transition = {};
-  enableTransitionTracing &&
-    void 0 !== options &&
-    void 0 !== options.name &&
-    ((ReactCurrentBatchConfig.transition.name = options.name),
-    (ReactCurrentBatchConfig.transition.startTime = -1));
-  try {
-    scope();
-  } finally {
-    ReactCurrentBatchConfig.transition = prevTransition;
-  }
-}
-var ReactCurrentOwner = ReactSharedInternals.ReactCurrentOwner,
+  ContextRegistry = ReactSharedInternals.ContextRegistry,
+  ReactCurrentOwner = ReactSharedInternals.ReactCurrentOwner,
   RESERVED_PROPS = { key: !0, ref: !0, __self: !0, __source: !0 };
 function jsx$1(type, config, maybeKey) {
   var propName,
@@ -544,7 +524,20 @@ exports.memo = function (type, compare) {
     compare: void 0 === compare ? null : compare
   };
 };
-exports.startTransition = startTransition;
+exports.startTransition = function (scope, options) {
+  var prevTransition = ReactCurrentBatchConfig.transition;
+  ReactCurrentBatchConfig.transition = {};
+  enableTransitionTracing &&
+    void 0 !== options &&
+    void 0 !== options.name &&
+    ((ReactCurrentBatchConfig.transition.name = options.name),
+    (ReactCurrentBatchConfig.transition.startTime = -1));
+  try {
+    scope();
+  } finally {
+    ReactCurrentBatchConfig.transition = prevTransition;
+  }
+};
 exports.unstable_Cache = REACT_CACHE_TYPE;
 exports.unstable_DebugTracingMode = REACT_DEBUG_TRACING_MODE_TYPE;
 exports.unstable_LegacyHidden = REACT_LEGACY_HIDDEN_TYPE;
@@ -571,15 +564,12 @@ exports.unstable_getCacheSignal = function () {
       ),
       dispatcher.signal);
 };
-exports.unstable_startTransition = startTransition;
 exports.unstable_useCacheRefresh = function () {
   return ReactCurrentDispatcher.current.useCacheRefresh();
 };
-exports.unstable_useDeferredValue = useDeferredValue;
 exports.unstable_useMemoCache = function (size) {
   return ReactCurrentDispatcher.current.useMemoCache(size);
 };
-exports.unstable_useTransition = useTransition;
 exports.use = function (usable) {
   return ReactCurrentDispatcher.current.use(usable);
 };
@@ -590,7 +580,9 @@ exports.useContext = function (Context) {
   return ReactCurrentDispatcher.current.useContext(Context);
 };
 exports.useDebugValue = function () {};
-exports.useDeferredValue = useDeferredValue;
+exports.useDeferredValue = function (value) {
+  return ReactCurrentDispatcher.current.useDeferredValue(value);
+};
 exports.useEffect = function (create, deps) {
   return ReactCurrentDispatcher.current.useEffect(create, deps);
 };
@@ -629,5 +621,7 @@ exports.useSyncExternalStore = function (
     getServerSnapshot
   );
 };
-exports.useTransition = useTransition;
-exports.version = "18.3.0-www-classic-89dfcb69";
+exports.useTransition = function () {
+  return ReactCurrentDispatcher.current.useTransition();
+};
+exports.version = "18.3.0-www-classic-80690551";

compiled/facebook-www/React-prod.modern.js

@@ -249,14 +249,8 @@ function createCacheRoot() {
 function createCacheNode() {
   return { s: 0, v: void 0, o: null, p: null };
 }
-var ReactCurrentDispatcher = { current: null };
-function useTransition() {
-  return ReactCurrentDispatcher.current.useTransition();
-}
-function useDeferredValue(value) {
-  return ReactCurrentDispatcher.current.useDeferredValue(value);
-}
-var ReactCurrentBatchConfig = { transition: null },
+var ReactCurrentDispatcher = { current: null },
+  ReactCurrentBatchConfig = { transition: null },
   ReactSharedInternals = {
     ReactCurrentDispatcher: ReactCurrentDispatcher,
     ReactCurrentCache: ReactCurrentCache,
@@ -264,22 +258,8 @@ var ReactCurrentBatchConfig = { transition: null },
     ReactCurrentOwner: ReactCurrentOwner$1,
     ContextRegistry: {}
   },
-  ContextRegistry = ReactSharedInternals.ContextRegistry;
-function startTransition(scope, options) {
-  var prevTransition = ReactCurrentBatchConfig.transition;
-  ReactCurrentBatchConfig.transition = {};
-  enableTransitionTracing &&
-    void 0 !== options &&
-    void 0 !== options.name &&
-    ((ReactCurrentBatchConfig.transition.name = options.name),
-    (ReactCurrentBatchConfig.transition.startTime = -1));
-  try {
-    scope();
-  } finally {
-    ReactCurrentBatchConfig.transition = prevTransition;
-  }
-}
-var ReactCurrentOwner = ReactSharedInternals.ReactCurrentOwner,
+  ContextRegistry = ReactSharedInternals.ContextRegistry,
+  ReactCurrentOwner = ReactSharedInternals.ReactCurrentOwner,
   RESERVED_PROPS = { key: !0, ref: !0, __self: !0, __source: !0 };
 function jsx$1(type, config, maybeKey) {
   var propName,
@@ -537,7 +517,20 @@ exports.memo = function (type, compare) {
     compare: void 0 === compare ? null : compare
   };
 };
-exports.startTransition = startTransition;
+exports.startTransition = function (scope, options) {
+  var prevTransition = ReactCurrentBatchConfig.transition;
+  ReactCurrentBatchConfig.transition = {};
+  enableTransitionTracing &&
+    void 0 !== options &&
+    void 0 !== options.name &&
+    ((ReactCurrentBatchConfig.transition.name = options.name),
+    (ReactCurrentBatchConfig.transition.startTime = -1));
+  try {
+    scope();
+  } finally {
+    ReactCurrentBatchConfig.transition = prevTransition;
+  }
+};
 exports.unstable_Cache = REACT_CACHE_TYPE;
 exports.unstable_DebugTracingMode = REACT_DEBUG_TRACING_MODE_TYPE;
 exports.unstable_LegacyHidden = REACT_LEGACY_HIDDEN_TYPE;
@@ -563,15 +556,12 @@ exports.unstable_getCacheSignal = function () {
       ),
       dispatcher.signal);
 };
-exports.unstable_startTransition = startTransition;
 exports.unstable_useCacheRefresh = function () {
   return ReactCurrentDispatcher.current.useCacheRefresh();
 };
-exports.unstable_useDeferredValue = useDeferredValue;
 exports.unstable_useMemoCache = function (size) {
   return ReactCurrentDispatcher.current.useMemoCache(size);
 };
-exports.unstable_useTransition = useTransition;
 exports.use = function (usable) {
   return ReactCurrentDispatcher.current.use(usable);
 };
@@ -582,7 +572,9 @@ exports.useContext = function (Context) {
   return ReactCurrentDispatcher.current.useContext(Context);
 };
 exports.useDebugValue = function () {};
-exports.useDeferredValue = useDeferredValue;
+exports.useDeferredValue = function (value) {
+  return ReactCurrentDispatcher.current.useDeferredValue(value);
+};
 exports.useEffect = function (create, deps) {
   return ReactCurrentDispatcher.current.useEffect(create, deps);
 };
@@ -621,5 +613,7 @@ exports.useSyncExternalStore = function (
     getServerSnapshot
   );
 };
-exports.useTransition = useTransition;
-exports.version = "18.3.0-www-modern-4c04bf5d";
+exports.useTransition = function () {
+  return ReactCurrentDispatcher.current.useTransition();
+};
+exports.version = "18.3.0-www-modern-1670571e";

compiled/facebook-www/React-profiling.classic.js

@@ -293,14 +293,8 @@ function createCacheRoot() {
 function createCacheNode() {
   return { s: 0, v: void 0, o: null, p: null };
 }
-var ReactCurrentDispatcher = { current: null };
-function useTransition() {
-  return ReactCurrentDispatcher.current.useTransition();
-}
-function useDeferredValue(value) {
-  return ReactCurrentDispatcher.current.useDeferredValue(value);
-}
-var ReactCurrentBatchConfig = { transition: null },
+var ReactCurrentDispatcher = { current: null },
+  ReactCurrentBatchConfig = { transition: null },
   ReactSharedInternals = {
     ReactCurrentDispatcher: ReactCurrentDispatcher,
     ReactCurrentCache: ReactCurrentCache,
@@ -308,22 +302,8 @@ var ReactCurrentBatchConfig = { transition: null },
     ReactCurrentOwner: ReactCurrentOwner$1,
     ContextRegistry: {}
   },
-  ContextRegistry = ReactSharedInternals.ContextRegistry;
-function startTransition(scope, options) {
-  var prevTransition = ReactCurrentBatchConfig.transition;
-  ReactCurrentBatchConfig.transition = {};
-  enableTransitionTracing &&
-    void 0 !== options &&
-    void 0 !== options.name &&
-    ((ReactCurrentBatchConfig.transition.name = options.name),
-    (ReactCurrentBatchConfig.transition.startTime = -1));
-  try {
-    scope();
-  } finally {
-    ReactCurrentBatchConfig.transition = prevTransition;
-  }
-}
-var ReactCurrentOwner = ReactSharedInternals.ReactCurrentOwner,
+  ContextRegistry = ReactSharedInternals.ContextRegistry,
+  ReactCurrentOwner = ReactSharedInternals.ReactCurrentOwner,
   RESERVED_PROPS = { key: !0, ref: !0, __self: !0, __source: !0 };
 function jsx$1(type, config, maybeKey) {
   var propName,
@@ -555,7 +535,20 @@ exports.memo = function (type, compare) {
     compare: void 0 === compare ? null : compare
   };
 };
-exports.startTransition = startTransition;
+exports.startTransition = function (scope, options) {
+  var prevTransition = ReactCurrentBatchConfig.transition;
+  ReactCurrentBatchConfig.transition = {};
+  enableTransitionTracing &&
+    void 0 !== options &&
+    void 0 !== options.name &&
+    ((ReactCurrentBatchConfig.transition.name = options.name),
+    (ReactCurrentBatchConfig.transition.startTime = -1));
+  try {
+    scope();
+  } finally {
+    ReactCurrentBatchConfig.transition = prevTransition;
+  }
+};
 exports.unstable_Cache = REACT_CACHE_TYPE;
 exports.unstable_DebugTracingMode = REACT_DEBUG_TRACING_MODE_TYPE;
 exports.unstable_LegacyHidden = REACT_LEGACY_HIDDEN_TYPE;
@@ -582,15 +575,12 @@ exports.unstable_getCacheSignal = function () {
       ),
       dispatcher.signal);
 };
-exports.unstable_startTransition = startTransition;
 exports.unstable_useCacheRefresh = function () {
   return ReactCurrentDispatcher.current.useCacheRefresh();
 };
-exports.unstable_useDeferredValue = useDeferredValue;
 exports.unstable_useMemoCache = function (size) {
   return ReactCurrentDispatcher.current.useMemoCache(size);
 };
-exports.unstable_useTransition = useTransition;
 exports.use = function (usable) {
   return ReactCurrentDispatcher.current.use(usable);
 };
@@ -601,7 +591,9 @@ exports.useContext = function (Context) {
   return ReactCurrentDispatcher.current.useContext(Context);
 };
 exports.useDebugValue = function () {};
-exports.useDeferredValue = useDeferredValue;
+exports.useDeferredValue = function (value) {
+  return ReactCurrentDispatcher.current.useDeferredValue(value);
+};
 exports.useEffect = function (create, deps) {
   return ReactCurrentDispatcher.current.useEffect(create, deps);
 };
@@ -640,8 +632,10 @@ exports.useSyncExternalStore = function (
     getServerSnapshot
   );
 };
-exports.useTransition = useTransition;
-exports.version = "18.3.0-www-classic-5a120705";
+exports.useTransition = function () {
+  return ReactCurrentDispatcher.current.useTransition();
+};
+exports.version = "18.3.0-www-classic-e0d9c072";
 
           /* global __REACT_DEVTOOLS_GLOBAL_HOOK__ */
 if (

compiled/facebook-www/React-profiling.modern.js

@@ -260,14 +260,8 @@ function createCacheRoot() {
 function createCacheNode() {
   return { s: 0, v: void 0, o: null, p: null };
 }
-var ReactCurrentDispatcher = { current: null };
-function useTransition() {
-  return ReactCurrentDispatcher.current.useTransition();
-}
-function useDeferredValue(value) {
-  return ReactCurrentDispatcher.current.useDeferredValue(value);
-}
-var ReactCurrentBatchConfig = { transition: null },
+var ReactCurrentDispatcher = { current: null },
+  ReactCurrentBatchConfig = { transition: null },
   ReactSharedInternals = {
     ReactCurrentDispatcher: ReactCurrentDispatcher,
     ReactCurrentCache: ReactCurrentCache,
@@ -275,22 +269,8 @@ var ReactCurrentBatchConfig = { transition: null },
     ReactCurrentOwner: ReactCurrentOwner$1,
     ContextRegistry: {}
   },
-  ContextRegistry = ReactSharedInternals.ContextRegistry;
-function startTransition(scope, options) {
-  var prevTransition = ReactCurrentBatchConfig.transition;
-  ReactCurrentBatchConfig.transition = {};
-  enableTransitionTracing &&
-    void 0 !== options &&
-    void 0 !== options.name &&
-    ((ReactCurrentBatchConfig.transition.name = options.name),
-    (ReactCurrentBatchConfig.transition.startTime = -1));
-  try {
-    scope();
-  } finally {
-    ReactCurrentBatchConfig.transition = prevTransition;
-  }
-}
-var ReactCurrentOwner = ReactSharedInternals.ReactCurrentOwner,
+  ContextRegistry = ReactSharedInternals.ContextRegistry,
+  ReactCurrentOwner = ReactSharedInternals.ReactCurrentOwner,
   RESERVED_PROPS = { key: !0, ref: !0, __self: !0, __source: !0 };
 function jsx$1(type, config, maybeKey) {
   var propName,
@@ -548,7 +528,20 @@ exports.memo = function (type, compare) {
     compare: void 0 === compare ? null : compare
   };
 };
-exports.startTransition = startTransition;
+exports.startTransition = function (scope, options) {
+  var prevTransition = ReactCurrentBatchConfig.transition;
+  ReactCurrentBatchConfig.transition = {};
+  enableTransitionTracing &&
+    void 0 !== options &&
+    void 0 !== options.name &&
+    ((ReactCurrentBatchConfig.transition.name = options.name),
+    (ReactCurrentBatchConfig.transition.startTime = -1));
+  try {
+    scope();
+  } finally {
+    ReactCurrentBatchConfig.transition = prevTransition;
+  }
+};
 exports.unstable_Cache = REACT_CACHE_TYPE;
 exports.unstable_DebugTracingMode = REACT_DEBUG_TRACING_MODE_TYPE;
 exports.unstable_LegacyHidden = REACT_LEGACY_HIDDEN_TYPE;
@@ -574,15 +567,12 @@ exports.unstable_getCacheSignal = function () {
       ),
       dispatcher.signal);
 };
-exports.unstable_startTransition = startTransition;
 exports.unstable_useCacheRefresh = function () {
   return ReactCurrentDispatcher.current.useCacheRefresh();
 };
-exports.unstable_useDeferredValue = useDeferredValue;
 exports.unstable_useMemoCache = function (size) {
   return ReactCurrentDispatcher.current.useMemoCache(size);
 };
-exports.unstable_useTransition = useTransition;
 exports.use = function (usable) {
   return ReactCurrentDispatcher.current.use(usable);
 };
@@ -593,7 +583,9 @@ exports.useContext = function (Context) {
   return ReactCurrentDispatcher.current.useContext(Context);
 };
 exports.useDebugValue = function () {};
-exports.useDeferredValue = useDeferredValue;
+exports.useDeferredValue = function (value) {
+  return ReactCurrentDispatcher.current.useDeferredValue(value);
+};
 exports.useEffect = function (create, deps) {
   return ReactCurrentDispatcher.current.useEffect(create, deps);
 };
@@ -632,8 +624,10 @@ exports.useSyncExternalStore = function (
     getServerSnapshot
   );
 };
-exports.useTransition = useTransition;
-exports.version = "18.3.0-www-modern-92efa02a";
+exports.useTransition = function () {
+  return ReactCurrentDispatcher.current.useTransition();
+};
+exports.version = "18.3.0-www-modern-7fcd2222";
 
           /* global __REACT_DEVTOOLS_GLOBAL_HOOK__ */
 if (

compiled/facebook-www/ReactART-prod.classic.js

@@ -10108,7 +10108,7 @@ var slice = Array.prototype.slice,
       return null;
     },
     bundleType: 0,
-    version: "18.3.0-www-classic-cc85cd34",
+    version: "18.3.0-www-classic-739b12ac",
     rendererPackageName: "react-art"
   };
 var internals$jscomp$inline_1306 = {
@@ -10139,7 +10139,7 @@ var internals$jscomp$inline_1306 = {
   scheduleRoot: null,
   setRefreshHandler: null,
   getCurrentFiber: null,
-  reconcilerVersion: "18.3.0-www-classic-cc85cd34"
+  reconcilerVersion: "18.3.0-www-classic-739b12ac"
 };
 if ("undefined" !== typeof __REACT_DEVTOOLS_GLOBAL_HOOK__) {
   var hook$jscomp$inline_1307 = __REACT_DEVTOOLS_GLOBAL_HOOK__;

compiled/facebook-www/ReactDOMTesting-prod.modern.js

@@ -16501,7 +16501,7 @@ Internals.Events = [
 var devToolsConfig$jscomp$inline_1791 = {
   findFiberByHostInstance: getClosestInstanceFromNode,
   bundleType: 0,
-  version: "18.3.0-www-modern-01767f27",
+  version: "18.3.0-www-modern-d09ac638",
   rendererPackageName: "react-dom"
 };
 var internals$jscomp$inline_2160 = {
@@ -16532,7 +16532,7 @@ var internals$jscomp$inline_2160 = {
   scheduleRoot: null,
   setRefreshHandler: null,
   getCurrentFiber: null,
-  reconcilerVersion: "18.3.0-www-modern-01767f27"
+  reconcilerVersion: "18.3.0-www-modern-d09ac638"
 };
 if ("undefined" !== typeof __REACT_DEVTOOLS_GLOBAL_HOOK__) {
   var hook$jscomp$inline_2161 = __REACT_DEVTOOLS_GLOBAL_HOOK__;
@@ -16839,4 +16839,4 @@ exports.unstable_createEventHandle = function (type, options) {
   return eventHandle;
 };
 exports.unstable_runWithPriority = runWithPriority;
-exports.version = "18.3.0-www-modern-01767f27";
+exports.version = "18.3.0-www-modern-d09ac638";

compiled/facebook-www/ReactTestRenderer-dev.modern.js

@@ -24344,7 +24344,7 @@ function createFiberRoot(
   return root;
 }
 
-var ReactVersion = "18.3.0-www-modern-4c04bf5d";
+var ReactVersion = "18.3.0-www-modern-1670571e";
 
 // Might add PROFILE later.