Fix show pics asset. b/10788522.

Change-Id: Iddec87b567a832c310cf107d3ec27cc680eb30f6
diff --git a/res/drawable-xxhdpi/ic_show_images_holo_light.png b/res/drawable-xxhdpi/ic_show_images_holo_light.png
index fb195ac..18ac128 100644
--- a/res/drawable-xxhdpi/ic_show_images_holo_light.png
+++ b/res/drawable-xxhdpi/ic_show_images_holo_light.png
Binary files differ
diff --git a/res/layout/conversation_message_show_pics.xml b/res/layout/conversation_message_show_pics.xml
index 1c0a05e..d59c519 100644
--- a/res/layout/conversation_message_show_pics.xml
+++ b/res/layout/conversation_message_show_pics.xml
@@ -23,6 +23,7 @@
     android:background="?android:attr/selectableItemBackground"
     android:drawablePadding="10dp"
     android:drawableStart="@drawable/ic_show_images_holo_light"
+    android:drawableLeft="@drawable/ic_show_images_holo_light"
     android:paddingTop="@dimen/message_details_header_vertical_padding"
     android:paddingBottom="@dimen/message_details_header_vertical_padding"
     android:paddingStart="@dimen/message_details_header_padding_start_collapsed"