trace.c: mark file-local function static
trace.c: mark file-local function static

Signed-off-by: Vasyl' Vavrychuk <6b6ff1aeeddbf0f5c49ad097ffaf33464ac3d2e9@gmail.com>
Signed-off-by: Junio C Hamano <a6723cc3f76163bf7adb636a73ac3b0ceb3e6b9b@pobox.com>

destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git