Make AppBannerInfoBar install WebAPK.

chrome/android/java/src/org/chromium/chrome/browser/infobar/AppBannerInfoBarAndroid.java

 // Copyright 2015 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.infobar;
 
 import android.content.Context;
 import android.graphics.Bitmap;
 import android.support.v4.view.ViewCompat;
 import android.view.View;
 import android.widget.Button;
 import android.widget.ImageView;
 
 import org.chromium.base.ApiCompatibilityUtils;
 import org.chromium.base.ContextUtils;
 import org.chromium.base.annotations.CalledByNative;
 import org.chromium.chrome.R;
 import org.chromium.chrome.browser.banners.AppData;
 import org.chromium.chrome.browser.widget.DualControlLayout;
 
 /**
  * Infobar informing the user about an app related to this page.
  */
 public class AppBannerInfoBarAndroid extends ConfirmInfoBar implements View.OnClickListener {
     // Installation states.
     public static final int INSTALL_STATE_NOT_INSTALLED = 0;
     public static final int INSTALL_STATE_INSTALLING = 1;
     public static final int INSTALL_STATE_INSTALLED = 2;
+    public static final int INSTALL_STATE_INSTALLING_WEBAPK = 3;
+    public static final int INSTALL_STATE_INSTALLED_WEBAPK = 4;

[pkotwicz, 2016/08/19 22:17:37]

Can we pass in whether the infobar is for a WebAPK into the constructor and not
have WebAPK-specific states?

 
     // Views composing the infobar.
     private Button mButton;
     private InfoBarControlLayout mMessageLayout;
     private View mTitleView;
     private View mIconView;
 
     private final String mAppTitle;
 
     // Data for native app installs.
@@ skipping 90 matching lines @@
     }
 
     @CalledByNative
     public void onInstallStateChanged(int newState) {
         setControlsEnabled(true);
         mInstallState = newState;
         updateButton();
     }
 
     private void updateButton() {
-        if (mButton == null || mAppData == null) return;
+        if (mButton == null || mAppData == null
+                && (mInstallState != INSTALL_STATE_INSTALLING_WEBAPK
+                && mInstallState != INSTALL_STATE_INSTALLED_WEBAPK)) {
+            return;
+        }
 
         String text;
         String accessibilityText = null;
         boolean enabled = true;
         if (mInstallState == INSTALL_STATE_NOT_INSTALLED) {
             text = mAppData.installButtonText();
             accessibilityText = getContext().getString(
                     R.string.app_banner_view_native_app_install_accessibility, text);
         } else if (mInstallState == INSTALL_STATE_INSTALLING) {
             text = getContext().getString(R.string.app_banner_installing);
             enabled = false;
+        } else if (mInstallState == INSTALL_STATE_INSTALLING_WEBAPK) {
+            text = getContext().getString(R.string.app_banner_installing_webapk);
+            enabled = false;
         } else {
             text = getContext().getString(R.string.app_banner_open);
         }
 
         mButton.setText(text);
         mButton.setContentDescription(accessibilityText);
         mButton.setEnabled(enabled);
     }
 
     @Override
     public void onClick(View v) {
         if (v == mMessageLayout || v == mTitleView || v == mIconView) onLinkClicked();
     }
 
     private static String getAddToHomescreenText() {
         return ContextUtils.getApplicationContext().getString(R.string.menu_add_to_homescreen);
     }
 
     @CalledByNative
     private static InfoBar createNativeAppInfoBar(
             String appTitle, Bitmap iconBitmap, AppData appData) {
         return new AppBannerInfoBarAndroid(appTitle, iconBitmap, appData);
     }
 
     @CalledByNative
     private static InfoBar createWebAppInfoBar(String appTitle, Bitmap iconBitmap, String url) {
         return new AppBannerInfoBarAndroid(appTitle, iconBitmap, url);
     }
 }