[WIP] Add support for Android SuggestionSpans when editing text

content/public/android/java/res/layout-v21/text_edit_suggestion_container.xml

Index: content/public/android/java/res/layout-v21/text_edit_suggestion_container.xml
diff --git a/content/public/android/java/res/layout-v21/text_edit_suggestion_container.xml b/content/public/android/java/res/layout-v21/text_edit_suggestion_container.xml
new file mode 100644
index 0000000000000000000000000000000000000000..b17b3c7d71b397a8afc9df4241b32dd9bb731f8b
--- /dev/null
+++ b/content/public/android/java/res/layout-v21/text_edit_suggestion_container.xml
@@ -0,0 +1,51 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright 2017 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. -->
+
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="wrap_content"
+    android:layout_height="wrap_content">
+    <LinearLayout
+        android:id="@+id/suggestionWindowContainer"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:background="@drawable/floating_popup_background_light"
+        android:elevation="2dp"
+        android:layout_margin="20dp"
+        android:orientation="vertical"
+        android:divider="?android:attr/listDivider"
+        android:showDividers="middle"
+        tools:ignore="UselessParent">
+        <ListView
+            android:id="@+id/suggestionContainer"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:paddingTop="4dp"
+            android:paddingBottom="0dp"
+            android:divider="@null" />
+        <LinearLayout
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:orientation="vertical">
+          <TextView
+              android:id="@+id/deleteButton"
+              android:text="@string/delete_text"
+              android:textAppearance="@android:style/TextAppearance.Material.Button"
+              android:textColor="?@android:attr/colorAccent"
+              android:drawablePadding="8dip"
+              android:gravity="start|center_vertical"
+              android:layout_gravity="start|center_vertical"
+              android:layout_height="48dip"
+              android:layout_width="match_parent"
+              android:paddingBottom="8dip"
+              android:paddingEnd="16dip"
+              android:paddingStart="16dip"
+              android:paddingTop="8dip"
+              android:singleLine="true"
+              android:textAllCaps="true"
+              android:textSize="14sp" />
+        </LinearLayout>
+    </LinearLayout>
+</RelativeLayout>