Build libstagefright_soft_vpxenc.so by default
Build libstagefright_soft_vpxenc.so by default

Change-Id: I73a0678446cb392c14cf152c884f94a24a8d8d0d

xorware/android_build,xorware/android_build,xorware/android_build,xorware/android_build,xorware/android_build