Upstream oodles of Chrome for Android code into Chromium.

chrome/android/java_staging/src/org/chromium/chrome/browser/ChromeWindow.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;
+
+import android.app.Activity;
+import android.app.Dialog;
+
+import com.google.android.gms.common.GooglePlayServicesUtil;
+
+import org.chromium.chrome.browser.infobar.MessageInfoBar;
+import org.chromium.ui.base.ActivityWindowAndroid;
+
+/**
+ * The window that has access to the main activity and is able to create and receive intents,
+ * and show error messages.
+ */
+public class ChromeWindow extends ActivityWindowAndroid {
+    /**
+     * Creates Chrome specific ActivityWindowAndroid.
+     * @param activity The activity that owns the ChromeWindow.
+     */
+    public ChromeWindow(ChromeActivity activity) {
+        super(activity);
+    }
+
+    /**
+     * @see GooglePlayServicesUtil#getErrorDialog(int, Activity, int)
+     */
+    public Dialog getGooglePlayServicesErrorDialog(int errorCode, int requestCode) {
+        return GooglePlayServicesUtil.getErrorDialog(errorCode, getActivity().get(), requestCode);
+    }
+
+    /**
+     * Shows an infobar error message overriding the WindowAndroid implementation.
+     */
+    @Override
+    protected void showCallbackNonExistentError(String error) {
+        Activity activity = getActivity().get();
+
+        // We can assume that activity is a ChromeActivity because we require one to be passed in
+        // in the constructor.
+        Tab tab = activity != null ? ((ChromeActivity) activity).getActivityTab() : null;
+
+        if (tab != null) {
+            String message = (error);
+            MessageInfoBar infobar = new MessageInfoBar(message);
+            infobar.setExpireOnNavigation(false);
+            tab.getInfoBarContainer().addInfoBar(infobar);
+        } else {
+            super.showCallbackNonExistentError(error);
+        }
+    }
+}