Use GD style logging through whole stack

This make it easier to copy code. Also if we ever decide to expose
legacy code to GD, having same logging format will make things easier.

Test: compilation
Change-Id: I21ac96e1be1baf4c2633372e9be38b9f4cf74199
Merged-In: I21ac96e1be1baf4c2633372e9be38b9f4cf74199