[analyzer] Allow pointers escape through calls containing callback args.

(Since we don't have a generic pointer escape callback, modify
ExprEngineCallAndReturn as well as the malloc checker.)

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@156134 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Analysis/system-header-simulator.h b/test/Analysis/system-header-simulator.h
index 6212131..c910ad9 100644
--- a/test/Analysis/system-header-simulator.h
+++ b/test/Analysis/system-header-simulator.h
@@ -36,3 +36,4 @@
                  fpos_t (*)(void *, fpos_t, int),
                  int (*)(void *));
 
+int sqlite3_bind_text_my(int, const char*, int n, void(*)(void*));