[Smart Lock, UI] First run expience for Auto sign-in prompt.

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

Index: chrome/android/java/src/org/chromium/chrome/browser/infobar/AutoSigninFirstRunInfoBar.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/infobar/AutoSigninFirstRunInfoBar.java b/chrome/android/java/src/org/chromium/chrome/browser/infobar/AutoSigninFirstRunInfoBar.java
new file mode 100644
index 0000000000000000000000000000000000000000..6c563036c4713e1b9b47713162039bec6c0d95f7
--- /dev/null
+++ b/chrome/android/java/src/org/chromium/chrome/browser/infobar/AutoSigninFirstRunInfoBar.java
@@ -0,0 +1,65 @@
+// 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.text.Spannable;
+import android.text.SpannableString;
+import android.text.method.LinkMovementMethod;
+import android.text.style.ClickableSpan;
+import android.view.View;
+import android.widget.TextView;
+
+import org.chromium.base.annotations.CalledByNative;
+import org.chromium.chrome.R;
+
+/**
+ * The auto sign-in first run experience infobar is shown instead of usual auto sign-in snackbar
+ * when user first time faces the auto sign-in feature. It contains information about which account
+ * was used for signing in and text which explains the feature.
+ */
+public class AutoSigninFirstRunInfoBar extends ConfirmInfoBar {
+    private final String mExplanation;
+    private final int mExplanationLinkStart;
+    private final int mExplanationLinkEnd;
+
+    @CalledByNative
+    private static InfoBar show(String message, String primaryButtonText, String explanation,
+            int explanationLinkStart, int explanationLinkEnd) {
+        return new AutoSigninFirstRunInfoBar(
+                message, primaryButtonText, explanation, explanationLinkStart, explanationLinkEnd);
+    }
+
+    private AutoSigninFirstRunInfoBar(String message, String primaryButtonText, String explanation,
+            int explanationLinkStart, int explanationLinkEnd) {
+        super(null, R.drawable.account_management_no_picture, null, message, null,
+                primaryButtonText, null);
+        mExplanation = explanation;
+        mExplanationLinkStart = explanationLinkStart;
+        mExplanationLinkEnd = explanationLinkEnd;
+    }
+
+    /**
+     * Adds text, which explains the auto sign-in feature.
+     */
+    @Override
+    public void createContent(InfoBarLayout layout) {
+        super.createContent(layout);
+        SpannableString explanation = new SpannableString(mExplanation);
+        if (mExplanationLinkEnd != mExplanationLinkStart && mExplanationLinkEnd != 0) {
+            explanation.setSpan(new ClickableSpan() {
+                @Override
+                public void onClick(View view) {
+                    onLinkClicked();
+                }
+            }, mExplanationLinkStart, mExplanationLinkEnd, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
+        }
+        // TODO(melandory): Implement correct (as in mocks) margin for the first run
+        // experience text.
+        TextView firstRunExperienceMessageView = new TextView(getContext());
+        firstRunExperienceMessageView.setText(explanation, TextView.BufferType.SPANNABLE);
+        firstRunExperienceMessageView.setMovementMethod(LinkMovementMethod.getInstance());
+        layout.setCustomContent(firstRunExperienceMessageView);
+    }
+}