Delete processStringChunk (#26896)

Follow up to #26827.

These can't include binary data and we don't really have any use cases
that really require these to already be strings.

When the stream is encoded inside another protocol - such as HTML we
need a different format that encode binary offsets and binary data.

DiffTrain build for commit ce6842d.

compiled-rn/facebook-fbsource/xplat/js/RKJSModules/vendor/react-test-renderer/cjs/ReactTestRenderer-dev.js

@@ -23922,7 +23922,7 @@ function createFiberRoot(
   return root;
 }
 
-var ReactVersion = "18.3.0-canary-21a161fa3-20230609";
+var ReactVersion = "18.3.0-canary-ce6842d8f-20230610";
 
 // Might add PROFILE later.
 

compiled-rn/facebook-fbsource/xplat/js/RKJSModules/vendor/react-test-renderer/cjs/ReactTestRenderer-prod.js

@@ -8617,7 +8617,7 @@ var devToolsConfig$jscomp$inline_1031 = {
     throw Error("TestRenderer does not support findFiberByHostInstance()");
   },
   bundleType: 0,
-  version: "18.3.0-canary-21a161fa3-20230609",
+  version: "18.3.0-canary-ce6842d8f-20230610",
   rendererPackageName: "react-test-renderer"
 };
 var internals$jscomp$inline_1230 = {
@@ -8648,7 +8648,7 @@ var internals$jscomp$inline_1230 = {
   scheduleRoot: null,
   setRefreshHandler: null,
   getCurrentFiber: null,
-  reconcilerVersion: "18.3.0-canary-21a161fa3-20230609"
+  reconcilerVersion: "18.3.0-canary-ce6842d8f-20230610"
 };
 if ("undefined" !== typeof __REACT_DEVTOOLS_GLOBAL_HOOK__) {
   var hook$jscomp$inline_1231 = __REACT_DEVTOOLS_GLOBAL_HOOK__;

compiled-rn/facebook-fbsource/xplat/js/RKJSModules/vendor/react-test-renderer/cjs/ReactTestRenderer-profiling.js

@@ -9043,7 +9043,7 @@ var devToolsConfig$jscomp$inline_1073 = {
     throw Error("TestRenderer does not support findFiberByHostInstance()");
   },
   bundleType: 0,
-  version: "18.3.0-canary-21a161fa3-20230609",
+  version: "18.3.0-canary-ce6842d8f-20230610",
   rendererPackageName: "react-test-renderer"
 };
 var internals$jscomp$inline_1271 = {
@@ -9074,7 +9074,7 @@ var internals$jscomp$inline_1271 = {
   scheduleRoot: null,
   setRefreshHandler: null,
   getCurrentFiber: null,
-  reconcilerVersion: "18.3.0-canary-21a161fa3-20230609"
+  reconcilerVersion: "18.3.0-canary-ce6842d8f-20230610"
 };
 if ("undefined" !== typeof __REACT_DEVTOOLS_GLOBAL_HOOK__) {
   var hook$jscomp$inline_1272 = __REACT_DEVTOOLS_GLOBAL_HOOK__;

compiled-rn/facebook-fbsource/xplat/js/RKJSModules/vendor/react/cjs/React-dev.js

@@ -27,7 +27,7 @@ if (
 }
           "use strict";
 
-var ReactVersion = "18.3.0-canary-21a161fa3-20230609";
+var ReactVersion = "18.3.0-canary-ce6842d8f-20230610";
 
 // ATTENTION
 // When adding new symbols to this file,

compiled-rn/facebook-fbsource/xplat/js/RKJSModules/vendor/react/cjs/React-prod.js

@@ -642,4 +642,4 @@ exports.useSyncExternalStore = function (
   );
 };
 exports.useTransition = useTransition;
-exports.version = "18.3.0-canary-21a161fa3-20230609";
+exports.version = "18.3.0-canary-ce6842d8f-20230610";

compiled-rn/facebook-fbsource/xplat/js/RKJSModules/vendor/react/cjs/React-profiling.js

@@ -645,7 +645,7 @@ exports.useSyncExternalStore = function (
   );
 };
 exports.useTransition = useTransition;
-exports.version = "18.3.0-canary-21a161fa3-20230609";
+exports.version = "18.3.0-canary-ce6842d8f-20230610";
 
           /* global __REACT_DEVTOOLS_GLOBAL_HOOK__ */
 if (

compiled-rn/facebook-fbsource/xplat/js/react-native-github/Libraries/Renderer/REVISION

@@ -1 +1 @@
-21a161fa37dce969c58ae17f67f2856d06514892
+ce6842d8f528977119b80d969306c8475099f66e