Upstream oodles of Chrome for Android code into Chromium.

chrome/android/java_staging/res/drawable/bg_white_dialog.xml

Index: chrome/android/java_staging/res/drawable/bg_white_dialog.xml
diff --git a/chrome/android/java/res/drawable/button_compat_shape.xml b/chrome/android/java_staging/res/drawable/bg_white_dialog.xml
similarity index 75%
copy from chrome/android/java/res/drawable/button_compat_shape.xml
copy to chrome/android/java_staging/res/drawable/bg_white_dialog.xml
index bbcfab2aa90e9d36c427074c1440c71549fa512f..63a53c148a9ade356d0f7d66bd6958e1bab6fccf 100644
--- a/chrome/android/java/res/drawable/button_compat_shape.xml
+++ b/chrome/android/java_staging/res/drawable/bg_white_dialog.xml
@@ -3,7 +3,7 @@
      Use of this source code is governed by a BSD-style license that can be
      found in the LICENSE file. -->
 
-<shape xmlns:android="http://schemas.android.com/apk/res/android">
-    <solid android:color="#fff" />
-    <corners android:radius="2dp" />
-</shape>
+<shape xmlns:android="http://schemas.android.com/apk/res/android"
+    android:shape="rectangle">
+    <solid android:color="@android:color/white" />
+</shape>