PNaCl Dynamic Linking: Added portable dependencies to shared objects.

tests/pnacl_dynamic_loading/test_pll_c.c

Index: tests/pnacl_dynamic_loading/test_pll_c.c
diff --git a/tests/pnacl_dynamic_loading/test_pll_b.c b/tests/pnacl_dynamic_loading/test_pll_c.c
similarity index 51%
copy from tests/pnacl_dynamic_loading/test_pll_b.c
copy to tests/pnacl_dynamic_loading/test_pll_c.c
index b88eae1bbcb6f35757e45b3614be8607ba21f11d..b62ed0e194826e3c09d535233b43b63d6a781bb0 100644
--- a/tests/pnacl_dynamic_loading/test_pll_b.c
+++ b/tests/pnacl_dynamic_loading/test_pll_c.c
@@ -5,7 +5,16 @@
  */
 
 extern int module_a_var;
+extern int module_b_var;
 
-int module_b_var = 1234;
+int get_module_a_var() {
+  return module_a_var;
+}
 
-int *addr_of_module_a_var = &module_a_var;
+int get_module_b_var() {
+  return module_b_var;
+}
+
+int get_module_c_var() {
+  return module_a_var - module_b_var;
+}