Add root types and thread id to root visiting.

Enables us to pass the root type and thread id to hprof.

Bug: 12680863
Change-Id: I6a0f1f9e3aa8f9b4033d695818ae7ca3460d67cb
diff --git a/runtime/class_linker_test.cc b/runtime/class_linker_test.cc
index fb979c2..d9ef0c1 100644
--- a/runtime/class_linker_test.cc
+++ b/runtime/class_linker_test.cc
@@ -339,7 +339,7 @@
     }
   }
 
-  static mirror::Object* TestRootVisitor(mirror::Object* root, void*) {
+  static mirror::Object* TestRootVisitor(mirror::Object* root, void*, uint32_t, RootType) {
     EXPECT_TRUE(root != NULL);
     return root;
   }