re-added missing files

flow/environment.js

@@ -0,0 +1,20 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree. An additional grant
+ * of patent rights can be found in the PATENTS file in the same directory.
+ *
+ * @flow
+ */
+
+/* eslint-disable */
+
+declare var __REACT_DEVTOOLS_GLOBAL_HOOK__: any; /*?{
+  inject: ?((stuff: Object) => void)
+};*/
+
+// temporary patches for React.Component and React.Element
+declare var ReactComponent: typeof React$Component;
+declare var ReactElement: typeof React$Element;

flow/react-native-host-hooks.js

@@ -0,0 +1,64 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree. An additional grant
+ * of patent rights can be found in the PATENTS file in the same directory.
+ *
+ * @flow
+ */
+
+/* eslint-disable */
+
+declare module 'deepDiffer' {
+  declare function exports(one: any, two: any): bool;
+}
+declare module 'deepFreezeAndThrowOnMutationInDev' {
+  declare function exports<T>(obj : T) : T;
+}
+declare module 'flattenStyle' { }
+declare module 'InitializeCore' { }
+declare module 'RCTEventEmitter' {
+  declare function register() : void;
+}
+declare module 'TextInputState' {
+  declare function blurTextInput(object : any) : void;
+  declare function focusTextInput(object : any) : void;
+}
+declare module 'UIManager' {
+  declare var customBubblingEventTypes : Object;
+  declare var customDirectEventTypes : Object;
+  declare function createView(
+    reactTag : number,
+    viewName : string,
+    rootTag : number,
+    props : ?Object,
+  ) : void;
+  declare function manageChildren(
+    containerTag : number,
+    moveFromIndices : Array<number>,
+    moveToIndices : Array<number>,
+    addChildReactTags : Array<number>,
+    addAtIndices : Array<number>,
+    removeAtIndices : Array<number>
+  ) : void;
+  declare function measure() : void;
+  declare function measureInWindow() : void;
+  declare function measureLayout() : void;
+  declare function removeRootView() : void;
+  declare function removeSubviewsFromContainerWithID() : void;
+  declare function replaceExistingNonRootView() : void;
+  declare function setChildren(
+    containerTag : number,
+    reactTags : Array<number>,
+  ) : void;
+  declare function updateView(
+    reactTag : number,
+    viewName : string,
+    props : ?Object,
+  ) : void;
+}
+declare module 'View' {
+  declare var exports : typeof ReactComponent;
+}