Update empty placeholder asset

Bug: 7362100
Change-Id: I521c1c481a00959bb50d17fee3be6981be84a269
diff --git a/res/drawable-hdpi/placeholder_empty.png b/res/drawable-hdpi/placeholder_empty.png
new file mode 100644
index 0000000..5f60203
--- /dev/null
+++ b/res/drawable-hdpi/placeholder_empty.png
Binary files differ
diff --git a/res/drawable-mdpi/placeholder_empty.png b/res/drawable-mdpi/placeholder_empty.png
new file mode 100644
index 0000000..3d6118d
--- /dev/null
+++ b/res/drawable-mdpi/placeholder_empty.png
Binary files differ
diff --git a/res/drawable-xhdpi/placeholder_empty.png b/res/drawable-xhdpi/placeholder_empty.png
new file mode 100644
index 0000000..83e8e81
--- /dev/null
+++ b/res/drawable-xhdpi/placeholder_empty.png
Binary files differ