[Downloads] Expose basic download history to UI

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

Index: chrome/android/java/res/layout/download_history_adapter_view.xml
diff --git a/chrome/android/java/res/layout/download_history_adapter_view.xml b/chrome/android/java/res/layout/download_history_adapter_view.xml
new file mode 100644
index 0000000000000000000000000000000000000000..875d0866d7a819c173b6bbd874da0991803f582a
--- /dev/null
+++ b/chrome/android/java/res/layout/download_history_adapter_view.xml
@@ -0,0 +1,62 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright 2016 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. -->
+
+<!-- Represents a single item in the DownloadHistoryAdapterView. --> 
+<RelativeLayout

[Ian Wen, 2016/07/14 20:13:50]

Nit: Shall we shorten the filename a bit?

[gone, 2016/07/14 20:22:58]

Done.

+        xmlns:android="http://schemas.android.com/apk/res/android"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="16dp"
+        android:layout_marginEnd="16dp"
+        android:layout_marginTop="16dp"
+        android:layout_marginBottom="16dp" >
+
+    <ImageView
+            android:id="@+id/icon_view"
+            android:layout_width="48dp"
+            android:layout_height="48dp"
+            android:layout_alignParentStart="true"
+            android:layout_alignParentTop="true"
+            android:layout_alignParentBottom="true"
+            android:layout_marginEnd="16dp"
+            android:scaleType="centerInside"
+            android:background="@color/light_active_color" />
+    
+    <TextView
+            android:id="@+id/filename_view"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_alignParentTop="true"
+            android:layout_alignParentEnd="true"
+            android:layout_toEndOf="@+id/icon_view"
+            android:singleLine="true"
+            android:textColor="@color/default_text_color"
+            android:textSize="16sp" />
+    
+    <TextView
+            android:id="@+id/hostname_view"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:layout_alignParentBottom="true"
+            android:layout_toEndOf="@+id/icon_view"
+            android:layout_toStartOf="@+id/filesize_view"
+            android:layout_below="@+id/filename_view"
+            android:layout_marginEnd="16dp"
+            android:layout_marginTop="0dp"
+            android:ellipsize="start"
+            android:singleLine="true" />
+
+    <TextView
+            android:id="@+id/filesize_view"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_alignParentBottom="true"
+            android:layout_alignParentEnd="true"
+            android:layout_below="@+id/filename_view"
+            android:layout_marginTop="0dp"
+            android:textAlignment="viewEnd"
+            android:singleLine="true" />
+
+</RelativeLayout>