Mms: Update for TRDS Theme

credits to kroz

Change-Id: I88ee2de2069f3a2066e3761d4f335d6694b533dd
Mms Bubbles

Change-Id: Ic0d7bc714cad2464524cf14a3a05306c2b1777d3
transparent triangle

not needed for new bubbles

Change-Id: Ib2defbcd5301daa48f2ccf1b98b950b2e68c6dce