Open source Android WebView

Summary:
Keep `WebView.android.js` and `WebView.ios.js`, there are
some small differences. Use the same example on both platforms.

public

Reviewed By: bestander

Differential Revision: D2769446

fb-gh-sync-id: be3d0afcbfd6ddcbaa49f70555063b3081ba03cb

ReactAndroid/src/main/java/com/facebook/react/shell/MainReactPackage.java

@@ -42,6 +42,7 @@ import com.facebook.react.views.toolbar.ReactToolbarManager;
 import com.facebook.react.views.view.ReactViewManager;
 import com.facebook.react.views.viewpager.ReactViewPagerManager;
 import com.facebook.react.views.swiperefresh.SwipeRefreshLayoutManager;
+import com.facebook.react.views.webview.ReactWebViewManager;
 import com.facebook.react.modules.clipboard.ClipboardModule;
 
 /**
@@ -86,6 +87,7 @@ public class MainReactPackage implements ReactPackage {
       new ReactViewPagerManager(),
       new ReactTextInlineImageViewManager(),
       new ReactVirtualTextViewManager(),
-      new SwipeRefreshLayoutManager());
+      new SwipeRefreshLayoutManager(),
+      new ReactWebViewManager());
   }
 }