Revert "gpu: ion: Only flush buffers in the chunk heap if they were used cached"
Revert "gpu: ion: Only flush buffers in the chunk heap if they were used cached"

This reverts commit a93213a3b7ffdf1b6c698df0d144818ed4f9be79.

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