[Android History] List item shadows and width constrained styling

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

Index: chrome/android/java/res/layout/history_date_view.xml
diff --git a/chrome/android/java/res/layout/history_date_view.xml b/chrome/android/java/res/layout/history_date_view.xml
new file mode 100644
index 0000000000000000000000000000000000000000..d5d71839a1bf3bc428e1af8b0828bac305d644dc
--- /dev/null
+++ b/chrome/android/java/res/layout/history_date_view.xml
@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright 2017 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. -->
+
+<!-- TODO(twellington): merge with regular date_view.xml once UIs are unified. -->
+<TextView xmlns:android="http://schemas.android.com/apk/res/android"
+    style="@style/RobotoMediumStyle"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:layout_marginBottom="15dp"

[gone, 2017/01/27 18:48:52]

Little strange to have these be 15 and 17 instead of 16 and 16.  Is it
intentionally off-center?

[Theresa, 2017/01/27 23:34:45]

Yes, it is intentionally off center. The date view should be closer to the
history items it's associated with than the history items above it.

+    android:layout_marginTop="17dp"
+    android:textSize="16sp" />