Upstream ios/showcase source code.

ios/showcase/core/LaunchScreen.storyboard

Index: ios/showcase/core/LaunchScreen.storyboard
diff --git a/ios/showcase/core/LaunchScreen.storyboard b/ios/showcase/core/LaunchScreen.storyboard
new file mode 100644
index 0000000000000000000000000000000000000000..11ca96a34ae916ca1b986292f1eaec7af6526a2b
--- /dev/null
+++ b/ios/showcase/core/LaunchScreen.storyboard
@@ -0,0 +1,47 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="11542" systemVersion="16B2657" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" launchScreen="YES" useTraitCollections="YES" colorMatched="YES" initialViewController="QI3-dQ-1cO">
+    <device id="retina5_5" orientation="portrait">
+        <adaptation id="fullscreen"/>
+    </device>
+    <dependencies>
+        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="11524"/>
+        <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
+    </dependencies>
+    <scenes>
+        <!--Navigation Controller-->
+        <scene sceneID="u0V-zC-FBB">
+            <objects>
+                <navigationController id="QI3-dQ-1cO" sceneMemberID="viewController">
+                    <navigationBar key="navigationBar" contentMode="scaleToFill" id="ha0-fg-3GF">
+                        <rect key="frame" x="0.0" y="0.0" width="375" height="44"/>
+                        <autoresizingMask key="autoresizingMask"/>
+                    </navigationBar>
+                    <connections>
+                        <segue destination="54D-Ky-HgW" kind="relationship" relationship="rootViewController" id="sjH-IV-Bd0"/>
+                    </connections>
+                </navigationController>
+                <placeholder placeholderIdentifier="IBFirstResponder" id="QaL-p0-lQo" userLabel="First Responder" sceneMemberID="firstResponder"/>
+            </objects>
+            <point key="canvasLocation" x="-513" y="-62"/>
+        </scene>
+        <!--Showcase-->
+        <scene sceneID="9lb-oL-wGX">
+            <objects>
+                <viewController id="54D-Ky-HgW" sceneMemberID="viewController">
+                    <layoutGuides>
+                        <viewControllerLayoutGuide type="top" id="trb-La-da6"/>
+                        <viewControllerLayoutGuide type="bottom" id="MzX-hC-qOa"/>
+                    </layoutGuides>
+                    <view key="view" contentMode="scaleToFill" id="CAL-d9-rAz">
+                        <rect key="frame" x="0.0" y="0.0" width="414" height="736"/>
+                        <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
+                        <color key="backgroundColor" white="1" alpha="1" colorSpace="calibratedWhite"/>
+                    </view>
+                    <navigationItem key="navigationItem" title="Showcase" id="9hL-yr-6we"/>
+                </viewController>
+                <placeholder placeholderIdentifier="IBFirstResponder" id="o1d-CR-HVs" userLabel="First Responder" sceneMemberID="firstResponder"/>
+            </objects>
+            <point key="canvasLocation" x="386" y="-60"/>
+        </scene>
+    </scenes>
+</document>