[Android] Allow setting recently visited search engines as default search engine

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

Index: chrome/android/java/res/layout/search_engine.xml
diff --git a/chrome/android/java/res/layout/search_engine.xml b/chrome/android/java/res/layout/search_engine.xml
index c447b5e04bb1b19b062edfb0a1e4ba1f3f62a50d..2ccd8f7758ba671b03d7da63dcfb5ec06dd713a4 100644
--- a/chrome/android/java/res/layout/search_engine.xml
+++ b/chrome/android/java/res/layout/search_engine.xml
@@ -27,7 +27,14 @@
             android:id="@+id/description"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
-            android:textSize="17sp" />
+            android:textSize="17sp"
+            android:textColor="#000000" />
+        <TextView
+            android:id="@+id/url"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:textSize="16sp"
+            android:textColor="#646464" />

[gone, 2016/11/01 21:30:29]

@color/descriptive_text_color

[ltian, 2016/11/01 22:59:36]

Done.

         <TextView
             android:id="@+id/link"

[gone, 2016/11/01 21:30:29]

These TextViews should be renamed: the "description" is actually the name of the
search engine, and the "link" is more or less clarification text.

[ltian, 2016/11/01 22:59:36]

Done.

             android:layout_width="wrap_content"