[Android] Change default search engine setting page to full screen

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

Index: chrome/android/java/res/layout/search_engine_layout.xml
diff --git a/chrome/android/java/res/layout/search_engine_layout.xml b/chrome/android/java/res/layout/search_engine_layout.xml
new file mode 100644
index 0000000000000000000000000000000000000000..56d81c459764024bc44062d6a1e5db646696ab8b
--- /dev/null
+++ b/chrome/android/java/res/layout/search_engine_layout.xml
@@ -0,0 +1,64 @@
+<?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. -->
+
+<LinearLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:chrome="http://schemas.android.com/apk/res-auto"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:paddingTop="6dp"
+    android:orientation="vertical">
+    
+    <ListView
+        android:id="@android:id/list"
+        android:layout_width="match_parent"
+        android:layout_height="0dp"
+        android:layout_weight="1"/>
+    
+    <View
+        android:id="@+id/bottombar_divider"
+        android:layout_width="match_parent"
+        android:layout_height="1dp"
+        android:layout_marginTop="-1dp"

[Ian Wen, 2016/09/26 18:32:01]

Remove #24.

[ltian, 2016/09/26 18:46:44]

Done.

+        android:background="@drawable/toolbar_shadow_normal"
+        android:scaleY="-1" 
+        android:visibility="invisible" />

[Ian Wen, 2016/09/26 18:32:01]

Switch to gone.

[ltian, 2016/09/26 18:46:44]

Done.

[ltian, 2016/09/26 21:01:22]

It seems after changing to "gone", when orientation is changed and in landscape
layout, listview is larger than its viewport while in portrait layout, it is
not, the divider is not displayed correctly.

+        
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="56dp"
+        android:orientation="horizontal"
+        android:gravity="end"
+        android:paddingStart="6dp"
+        android:paddingEnd="6dp">
+      
+         <Button
+             android:id="@+id/cancel_button"
+             style="@style/ButtonCompatBorderless"
+             android:layout_width="wrap_content"
+             android:layout_height="wrap_content"
+             android:textColor="@color/light_active_color"
+             android:text="@string/cancel"
+             android:textAllCaps="true"
+             android:textSize="14sp"
+             android:layout_marginEnd="16dp"
+             android:layout_gravity="center_vertical"/>
+          
+         <org.chromium.ui.widget.ButtonCompat
+             android:id="@+id/save_button"
+             android:layout_width="wrap_content"
+             android:layout_height="wrap_content"
+             android:textColor="@android:color/white"
+             android:text="@string/save"
+             android:textAllCaps="true"
+             android:textSize="14sp"
+             android:layout_marginEnd="8dp"
+             chrome:buttonColor="@color/light_active_color"
+             chrome:buttonRaised="false"
+             android:layout_gravity="center_vertical"/>
+          
+    </LinearLayout>
+    
+</LinearLayout>