Revert "use 64-bits usage bits almost everywhere"

Bug: 38466700

This reverts commit 175d98757d7d9003d4f64756cf4c2b366ba77e97.

Change-Id: I5f08a4ca91511775cd52250d10a0220b258b8368
diff --git a/include/gui/IGraphicBufferConsumer.h b/include/gui/IGraphicBufferConsumer.h
index 90de114..57cce16 100644
--- a/include/gui/IGraphicBufferConsumer.h
+++ b/include/gui/IGraphicBufferConsumer.h
@@ -241,7 +241,7 @@
     // e.g. GRALLOC_USAGE_HW_RENDER; the default is 0.
     //
     // Return of a value other than NO_ERROR means an unknown error has occurred.
-    virtual status_t setConsumerUsageBits(uint64_t usage) = 0;
+    virtual status_t setConsumerUsageBits(uint32_t usage) = 0;
 
     // setConsumerIsProtected will turn on an internal bit that indicates whether
     // the consumer can handle protected gralloc buffers (i.e. with