Store URLs in WebappDataStorage, and purge them when history is cleared.

chrome/android/java/src/org/chromium/chrome/browser/ShortcutHelper.java

Index: chrome/android/java/src/org/chromium/chrome/browser/ShortcutHelper.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/ShortcutHelper.java b/chrome/android/java/src/org/chromium/chrome/browser/ShortcutHelper.java
index 00fd54aa4a86709a8f4468fbc3338de2cbeaf6c8..6efe8bf80e067439daad9bd77e08865d9ccaf05b 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/ShortcutHelper.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/ShortcutHelper.java
@@ -173,13 +173,15 @@ public class ShortcutHelper {
      * Creates a storage location and stores the data for a web app using {@link WebappDataStorage}.
      * @param context     Context to open the WebappDataStorage with.
      * @param id          ID of the webapp which is storing data.
+     * @param originUrl   origin of the webapp which is storing data.
      * @param splashImage Image which should be displayed on the splash screen of
      *                    the webapp. This can be null of there is no image to show.
      */
     @SuppressWarnings("unused")
     @CalledByNative
-    private static void storeWebappData(Context context, String id, Bitmap splashImage) {
-        WebappRegistry.registerWebapp(context, id);
+    private static void storeWebappData(Context context, String id, String originUrl,
+            Bitmap splashImage) {
+        WebappRegistry.registerWebapp(context, id, originUrl);
         WebappDataStorage.open(context, id).updateSplashScreenImage(splashImage);
     }