Revert "Add reprocess method, redefine gralloc ZSL usage flag"

More dependent projects than I realized

This reverts commit 7fa4a7e706cd8da0a4fd6722ff3b00b8088a01ae

Change-Id: I813ffde0f8d602fd6d75186bf82e93c7ffed9a9a
diff --git a/include/hardware/gralloc.h b/include/hardware/gralloc.h
index 7c819f0..4fdd2e6 100644
--- a/include/hardware/gralloc.h
+++ b/include/hardware/gralloc.h
@@ -81,9 +81,7 @@
     /* buffer will be read by the HW camera pipeline */
     GRALLOC_USAGE_HW_CAMERA_READ        = 0x00040000,
     /* buffer will be used as part of zero-shutter-lag queue */
-    GRALLOC_USAGE_HW_CAMERA_ZSL         = 0x00060000,
-    /* mask for the camera access values */
-    GRALLOC_USAGE_HW_CAMERA_MASK        = 0x00060000,
+    GRALLOC_USAGE_HW_CAMERA_ZSL         = 0x00080000,
     /* mask for the software usage bit-mask */
     GRALLOC_USAGE_HW_MASK               = 0x00071F00,