Revert "exynos4: gralloc: allow skipping bufferMask change on free"

This reverts commit 9e1e7fe726.

Change-Id: I839928cdaf79486b74b87d999d3b0508520799c0

exynos4/hal/libgralloc_ump/Android.mk

@@ -68,8 +68,4 @@ ifeq ($(TARGET_USES_GRALLOC1), true)
 LOCAL_CFLAGS += -DADVERTISE_GRALLOC1
 endif
 
-ifeq ($(TARGET_USES_GRALLOC_HIDL), true)
-LOCAL_CFLAGS += -DUSE_GRALLOC_HIDL
-endif
-
 include $(BUILD_SHARED_LIBRARY)

exynos4/hal/libgralloc_ump/alloc_device.cpp

@@ -682,9 +682,8 @@ static int alloc_device_free(alloc_device_t* dev, buffer_handle_t handle)
         /* free this buffer */
         const size_t bufferSize = m->finfo.line_length * m->info.yres;
         int index = (hnd->base - m->framebuffer->base) / bufferSize;
-#ifndef USE_GRALLOC_HIDL
+
         m->bufferMask &= ~(1<<index);
-#endif
         close(hnd->fd);
 
     } else if (hnd->flags & private_handle_t::PRIV_FLAGS_USES_UMP) {