Add a one-time notice about other forms of browsing history.

chrome/android/java/res/layout/other_forms_of_history_dialog.xml

Index: chrome/android/java/res/layout/other_forms_of_history_dialog.xml
diff --git a/chrome/android/java/res/layout/other_forms_of_history_dialog.xml b/chrome/android/java/res/layout/other_forms_of_history_dialog.xml
new file mode 100644
index 0000000000000000000000000000000000000000..0af844284db2fa426420de736d0e1b81dbb43039
--- /dev/null
+++ b/chrome/android/java/res/layout/other_forms_of_history_dialog.xml
@@ -0,0 +1,30 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- 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. -->
+
+<!-- Layout used by ClearBrowsingDataPreferences for a dialog about other
+     forms of browsing history. -->
+
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:orientation="vertical"
+    style="@style/AlertDialogContent">
+
+  <TextView

[gone, 2016/04/07 21:05:26]

Why is your text split into two?  It's all for one big blob of text that's
styled the same way, and it makes the string translation that much more
confusing.  Add a newline and make it a single string.

[msramek, 2016/04/08 11:20:42]

Done.

+      android:id="@+id/paragraph_1"
+      android:text="@string/clear_browsing_data_history_dialog_data_removed"
+      android:layout_width="match_parent"
+      android:layout_height="wrap_content"
+      android:textAppearance="?android:attr/textAppearanceMedium"
+      android:paddingTop="10dp" />
+
+  <org.chromium.ui.widget.TextViewWithClickableSpans
+      android:id="@+id/paragraph_2"
+      android:text="@string/clear_browsing_data_history_dialog_other_forms_of_history"
+      android:layout_width="match_parent"
+      android:layout_height="wrap_content"
+      android:textAppearance="?android:attr/textAppearanceMedium"
+      android:paddingTop="20dp"
+      android:paddingBottom="20dp" />
+
+</LinearLayout>