UI for the Data Saver InfoBar Promo

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

Index: chrome/android/java/src/org/chromium/chrome/browser/infobar/DataReductionPromoInfoBarDelegate.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/infobar/DataReductionPromoInfoBarDelegate.java b/chrome/android/java/src/org/chromium/chrome/browser/infobar/DataReductionPromoInfoBarDelegate.java
new file mode 100644
index 0000000000000000000000000000000000000000..b3ea267aab8fb5f949f25fa179e7837503ef64c4
--- /dev/null
+++ b/chrome/android/java/src/org/chromium/chrome/browser/infobar/DataReductionPromoInfoBarDelegate.java
@@ -0,0 +1,41 @@
+// 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.infobar;
+
+import org.chromium.base.annotations.CalledByNative;
+import org.chromium.content_public.browser.WebContents;
+
+/**
+ * Provides JNI methods for DataReductionPromoInfoBars.
+ */
+public class DataReductionPromoInfoBarDelegate {
+    /**
+     * Launches the {@link InfoBar}.
+     *
+     * @param webContents The {@link WebContents} in which to launch the {@link InfoBar}.
+     */
+    static void launch(WebContents webContents) {
+        nativeLaunch(webContents);
+    }
+
+    private DataReductionPromoInfoBarDelegate() {

[Raj, 2016/06/13 17:52:18]

nit: may be empty constructor can be defined inline ?

[megjablon, 2016/06/23 23:17:30]

Inlining is an optimization performed by the Java compiler.

[Raj, 2016/06/25 01:21:10]

Acknowledged.

+    }
+
+    @CalledByNative
+    public static DataReductionPromoInfoBarDelegate create() {
+        return new DataReductionPromoInfoBarDelegate();
+    }
+
+    /**
+     * Creates and begins the process for showing a DataReductionProxyInfoBarDelegate.
+     */
+    @CalledByNative
+    InfoBar showDataReductionPromoInfoBar() {

[Raj, 2016/06/13 17:52:18]

/s/showDataReductionPromoInfoBar/showInfoBarPromo

[megjablon, 2016/06/23 23:17:30]

Done.

+        DataReductionPromoInfoBar infoBar = new DataReductionPromoInfoBar();
+        return infoBar;
+    }
+
+    private static native void nativeLaunch(WebContents webContents);
+}