msm: mdss: remove delayed unmap/secure flags
msm: mdss: remove delayed unmap/secure flags

Delayed flags are used to keep a map/secure reference count on buffers
until buffers are freed by client. This is no longer needed with current
buffer management logic, driver already manages the unmapping and
unsecuring of buffer until it is certain the buffer is no longer being
fetched/written by MDP hardware.

CRs-Fixed: 457562
Change-Id: I49a8cd033dc2d58816efedc076ed7cea8a406434
Signed-off-by: Adrian Salido-Moreno <f4561ccbe90a02dadc9d168b29bfea0c1b57222c@codeaurora.org>

TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas