Upstream accessibility tab switcher and related resources.

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

Index: chrome/android/java/res/layout/accessibility_tab_switcher.xml
diff --git a/chrome/android/java/res/layout/accessibility_tab_switcher.xml b/chrome/android/java/res/layout/accessibility_tab_switcher.xml
new file mode 100644
index 0000000000000000000000000000000000000000..5b6065b01ffa1a2812d29bfc2eed73e742db6141
--- /dev/null
+++ b/chrome/android/java/res/layout/accessibility_tab_switcher.xml
@@ -0,0 +1,60 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<!-- Copyright 2014 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.
+-->
+
+<org.chromium.chrome.browser.widget.accessibility.AccessibilityTabModelWrapper
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:orientation="vertical"
+    android:id="@+id/wrapper"
+    android:background="@color/tab_switcher_background"
+    android:divider="@drawable/accessibility_tab_switcher_divider"
+    android:showDividers="middle">
+
+    <org.chromium.chrome.browser.widget.accessibility.AccessibilityTabModelListView
+        android:id="@+id/list_view"
+        android:layout_width="match_parent"
+        android:layout_height="0dp"
+        android:layout_weight="1"
+        android:contentDescription="@string/accessibility_tab_switcher_standard_stack" />
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="horizontal"
+        android:id="@+id/button_wrapper"
+        android:visibility="gone">
+
+        <ImageButton
+            android:id="@+id/standard_tabs_button"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:layout_weight="1"
+            android:background="@drawable/ntp_toolbar_button_background_selected"
+            android:src="@drawable/tabstrip_incognito_switch_normal"
+            android:contentDescription="@string/accessibility_tab_switcher_standard_stack"
+            style="?android:attr/borderlessButtonStyle" />
+
+        <ImageView
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_gravity="center_vertical"
+            android:src="@drawable/incognito_separator"
+            android:contentDescription="@null" />
+
+        <ImageButton
+            android:id="@+id/incognito_tabs_button"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:layout_weight="1"
+            android:src="@drawable/tabstrip_incognito_switch_incognito"
+            android:background="@drawable/ntp_toolbar_button_background"
+            android:contentDescription="@string/accessibility_tab_switcher_incognito_stack"
+            style="?android:attr/borderlessButtonStyle" />
+    </LinearLayout>
+</org.chromium.chrome.browser.widget.accessibility.AccessibilityTabModelWrapper>