Add the slightly faster sqlite3DbMallocRawNN(db,n) routine for the majority
cases where db is guaranteed to be not NULL.

FossilOrigin-Name: 0a802e96ab06e2643834b83671fa8353da1a348d
diff --git a/src/sqliteInt.h b/src/sqliteInt.h
index 70f210c..760c1f4 100644
--- a/src/sqliteInt.h
+++ b/src/sqliteInt.h
@@ -3227,6 +3227,7 @@
 void *sqlite3MallocZero(u64);
 void *sqlite3DbMallocZero(sqlite3*, u64);
 void *sqlite3DbMallocRaw(sqlite3*, u64);
+void *sqlite3DbMallocRawNN(sqlite3*, u64);
 char *sqlite3DbStrDup(sqlite3*,const char*);
 char *sqlite3DbStrNDup(sqlite3*,const char*, u64);
 void *sqlite3Realloc(void*, u64);