Revert "Force-initialize potential padding area."

This reverts commit e33af7fe37.

Reason for revert: b/236673494

Bug: 213170822
Bug: 236673494
Change-Id: I07c971f0f3dabf15301d62b15e3b44760151097f

libs/androidfw/CursorWindow.cpp

@@ -227,7 +227,6 @@ status_t CursorWindow::writeToParcel(Parcel* parcel) {
         if (!dest) goto fail;
         memcpy(static_cast<uint8_t*>(dest),
                 static_cast<uint8_t*>(mData), mAllocOffset);
-        memset(static_cast<uint8_t*>(dest) + mAllocOffset, 0, 4);
         memcpy(static_cast<uint8_t*>(dest) + compactedSize - slotsSize,
                 static_cast<uint8_t*>(mData) + mSlotsOffset, slotsSize);
     }