On light background they stand out lighter, but on dark they just blend
in - we can reuse the attachment background to fix that!
Change-Id: I0e0f09d0cd305ce1bc8aa07c3a20b79993d40e60
New ContactMediaChooser allows the user to pick a contact from contacts
apps as attachment.
Test: Manual
Change-Id: Idb00cd8a3164a3cac859947affd5cbcc7e41b8c2
Signed-off-by: Taesu Lee <taesu82.lee@samsung.com>