Upstream oodles of Chrome for Android code into Chromium.

chrome/android/java_staging/res/layout/main.xml

Index: chrome/android/java_staging/res/layout/main.xml
diff --git a/chrome/android/java_staging/res/layout/main.xml b/chrome/android/java_staging/res/layout/main.xml
new file mode 100644
index 0000000000000000000000000000000000000000..5d693704bc03c11b074164130f84c110fbb8d1f3
--- /dev/null
+++ b/chrome/android/java_staging/res/layout/main.xml
@@ -0,0 +1,58 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright 2015 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. -->
+
+<merge xmlns:android="http://schemas.android.com/apk/res/android">
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:orientation="vertical">
+
+        <org.chromium.chrome.browser.compositor.CompositorViewHolder
+            android:id="@+id/compositor_view_holder"
+            android:layout_width="match_parent"
+            android:layout_height="0dp"
+            android:layout_weight="1" />
+
+        <FrameLayout
+            android:id="@+id/keyboard_accessory"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:visibility="gone" />
+    </LinearLayout>
+
+    <ViewStub
+        android:id="@+id/omnibox_results_container_stub"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:layout_marginTop="@dimen/tab_strip_height"
+        android:inflatedId="@+id/omnibox_results_container"
+        android:layout="@layout/omnibox_results_container" />
+
+    <!-- Toolbar size area painted black to avoid the action bar showing the window background -->
+    <View
+        android:id="@+id/action_bar_black_background"
+        android:layout_width="match_parent"
+        android:layout_height="@dimen/toolbar_height_no_shadow"
+        android:background="#000000"
+        android:visibility="gone" />
+    <ViewStub
+        android:id="@+id/control_container_stub"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content" />
+    <ViewStub
+        android:id="@+id/empty_container_stub"
+        android:inflatedId="@+id/empty_container"
+        android:layout="@layout/empty_background_view"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        />
+    <!-- This empty view is used as the anchor for custom menu -->
+    <View
+        android:id="@+id/menu_anchor_stub"
+        android:layout_width="0px"
+        android:layout_height="0px"
+        android:layout_gravity="bottom|start"
+        />
+</merge>