Initial CL for talking to the WebAPK server to generate WebAPK

chrome/android/java/src/org/chromium/chrome/browser/webapps/WebApkBuilder.java

Index: chrome/android/java/src/org/chromium/chrome/browser/webapps/WebApkBuilder.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/webapps/WebApkBuilder.java b/chrome/android/java/src/org/chromium/chrome/browser/webapps/WebApkBuilder.java
deleted file mode 100644
index 41514368cd1a9e02125c9d5e1fc7b4e8451edd58..0000000000000000000000000000000000000000
--- a/chrome/android/java/src/org/chromium/chrome/browser/webapps/WebApkBuilder.java
+++ /dev/null
@@ -1,34 +0,0 @@
-// Copyright 2016 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-package org.chromium.chrome.browser.webapps;
-
-import android.graphics.Bitmap;
-
-/**
- * Interface for building WebAPKs.
- */
-public interface WebApkBuilder {
-    /**
-     * Asynchronously build WebAPK.
-     * @param startUrl        The url that the WebAPK should navigate to when launched from the app
-     *                        list.
-     * @param scope           Navigations from the WebAPK to URLs with sub-origin {@link scope} will
-     *                        stay within the WebAPK.
-     * @param name            "name" from the Web Manifest.
-     * @param shortName       "short_name" from the Web Manifest.
-     * @param iconUrl         Url of the icon for the app list. Url of the favicon if the Web
-     *                        Manifest does not specify an icon.
-     * @param icon            Icon for the app list. Generated icon or favicon if the Web Manifest
-     *                        does not specify an icon.
-     * @param displayMode     "display" from the Web Manifest.
-     * @param orientation     "orientation" from the Web Manifest.
-     * @param themeColor      "theme_color" from the Web Manifest.
-     * @param backgroundColor "background_color" from the Web Manifest.
-     * @param manifestUrl     The URL of the Web Manifest.
-     */
-    void buildWebApkAsync(String startUrl, String scope, String name, String shortName,
-            String iconUrl, Bitmap icon, int displayMode, int orientation, long themeColor,
-            long backgroundColor, String manifestUrl);
-}