Add icon for Search Recents

- per UX request

See bug: #12910134 Implement Search into the Settings App

Change-Id: I91082292fd6a84f503b61b19d1a74bd89da8e209
diff --git a/res/drawable-hdpi/ic_search_history.png b/res/drawable-hdpi/ic_search_history.png
new file mode 100644
index 0000000..dddce09
--- /dev/null
+++ b/res/drawable-hdpi/ic_search_history.png
Binary files differ
diff --git a/res/drawable-mdpi/ic_search_history.png b/res/drawable-mdpi/ic_search_history.png
new file mode 100644
index 0000000..597e330
--- /dev/null
+++ b/res/drawable-mdpi/ic_search_history.png
Binary files differ
diff --git a/res/drawable-xhdpi/ic_search_history.png b/res/drawable-xhdpi/ic_search_history.png
new file mode 100644
index 0000000..e2e9b76
--- /dev/null
+++ b/res/drawable-xhdpi/ic_search_history.png
Binary files differ
diff --git a/res/drawable-xxhdpi/ic_search_history.png b/res/drawable-xxhdpi/ic_search_history.png
new file mode 100644
index 0000000..686c03a
--- /dev/null
+++ b/res/drawable-xxhdpi/ic_search_history.png
Binary files differ
diff --git a/res/drawable-xxxhdpi/ic_search_history.png b/res/drawable-xxxhdpi/ic_search_history.png
new file mode 100644
index 0000000..5c12297
--- /dev/null
+++ b/res/drawable-xxxhdpi/ic_search_history.png
Binary files differ
diff --git a/res/layout/search_suggestion_item.xml b/res/layout/search_suggestion_item.xml
index b92a7f0..245b684 100644
--- a/res/layout/search_suggestion_item.xml
+++ b/res/layout/search_suggestion_item.xml
@@ -20,13 +20,39 @@
               android:minHeight="?android:attr/listPreferredItemHeight"
               android:gravity="center_vertical">
 
-    <TextView android:id="@+id/title"
-              android:layout_width="wrap_content"
-              android:layout_height="wrap_content"
-              android:paddingStart="@dimen/search_title_padding_start"
-              android:singleLine="true"
-              android:textAppearance="?android:attr/textAppearanceMedium"
-              android:ellipsize="marquee"
-              android:fadingEdge="horizontal" />
+    <RelativeLayout
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_weight="1">
+
+        <TextView android:id="@+id/title"
+                  android:layout_width="wrap_content"
+                  android:layout_height="wrap_content"
+                  android:paddingStart="@dimen/search_title_padding_start"
+                  android:singleLine="true"
+                  android:textAppearance="?android:attr/textAppearanceMedium"
+                  android:ellipsize="marquee"
+                  android:fadingEdge="horizontal" />
+
+    </RelativeLayout>
+
+    <LinearLayout
+            android:layout_width="wrap_content"
+            android:layout_height="match_parent"
+            android:gravity="center"
+            android:minWidth="@*android:dimen/preference_icon_minWidth"
+            android:orientation="horizontal">
+
+        <ImageView
+                android:id="@+id/icon"
+                android:layout_width="@dimen/search_suggestion_item_image_size"
+                android:layout_height="@dimen/search_suggestion_item_image_size"
+                android:scaleType="centerInside"
+                android:src="@drawable/ic_search_history"
+                android:layout_marginStart="@dimen/search_suggestion_item_image_margin_start"
+                android:layout_marginEnd="@dimen/search_suggestion_item_image_margin_end"
+                />
+
+    </LinearLayout>
 
 </LinearLayout>
diff --git a/res/values/dimens.xml b/res/values/dimens.xml
index b656182..12c92c8 100755
--- a/res/values/dimens.xml
+++ b/res/values/dimens.xml
@@ -136,4 +136,11 @@
     <dimen name="search_result_item_image_margin_start">16dp</dimen>
     <dimen name="search_result_item_image_margin_end">32dp</dimen>
 
+    <!-- Suggestion item image size -->
+    <dimen name="search_suggestion_item_image_size">24dp</dimen>
+
+    <!-- Suggestion item image margin start / end -->
+    <dimen name="search_suggestion_item_image_margin_start">32dp</dimen>
+    <dimen name="search_suggestion_item_image_margin_end">16dp</dimen>
+
 </resources>