Add ContextMenu support upstream for Android

chrome/android/java/res/menu/context_menu.xml

Index: chrome/android/java/res/menu/context_menu.xml
diff --git a/chrome/android/java/res/menu/context_menu.xml b/chrome/android/java/res/menu/context_menu.xml
new file mode 100644
index 0000000000000000000000000000000000000000..055cd2ac6c4e3344bd978fedf01b1747657126be
--- /dev/null
+++ b/chrome/android/java/res/menu/context_menu.xml
@@ -0,0 +1,40 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright 2013 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.
+-->
+<menu xmlns:android="http://schemas.android.com/apk/res/android">
+    <group android:id="@+id/contextmenu_group_anchor">
+        <item android:id="@+id/contextmenu_open_in_new_tab"
+            android:title="@string/contextmenu_open_in_new_tab"/>
+        <item android:id="@+id/contextmenu_open_in_incognito_tab"
+            android:title="@string/contextmenu_open_in_incognito_tab"/>
+        <item android:id="@+id/contextmenu_copy_link_address_text"
+            android:title="@string/contextmenu_copy_link_address"/>
+        <item android:id="@+id/contextmenu_copy_link_text"
+            android:title="@string/contextmenu_copy_link_text"/>
+        <item android:id="@+id/contextmenu_save_link_as"
+            android:title="@string/contextmenu_save_link" />
+    </group>
+    <group android:id="@+id/contextmenu_group_image">
+        <item android:id="@+id/contextmenu_save_image"
+            android:title="@string/contextmenu_save_image"/>
+        <item android:id="@+id/contextmenu_open_image"
+            android:title="@string/contextmenu_open_image"/>
+        <item android:id="@+id/contextmenu_open_image_in_new_tab"
+            android:title="@string/contextmenu_open_image_in_new_tab"/>
+        <item android:id="@+id/contextmenu_open_original_image_in_new_tab"
+            android:title="@string/contextmenu_open_original_image_in_new_tab"/>
+        <!-- Title is set in Java. Suppress lint warning about missing title. -->
+        <item xmlns:tools="http://schemas.android.com/tools"
+            android:id="@+id/contextmenu_search_by_image"
+            tools:ignore="MenuTitle" />
+        <item android:id="@+id/contextmenu_copy_image"
+            android:title="@string/contextmenu_copy_image"/>
+    </group>
+    <group android:id="@+id/contextmenu_group_video">
+        <item android:id="@+id/contextmenu_save_video"
+            android:title="@string/contextmenu_save_video"/>
+    </group>
+</menu>