Revert of [crankshaft] Fix IsClassOfTest helper method

src/ast/prettyprinter.cc

Index: src/ast/prettyprinter.cc
diff --git a/src/ast/prettyprinter.cc b/src/ast/prettyprinter.cc
index 72ed5ff50ccb5303888c10433661b6e0858b6e91..59690a856b17d20284263552ce29143c4aea8f54 100644
--- a/src/ast/prettyprinter.cc
+++ b/src/ast/prettyprinter.cc
@@ -1142,13 +1142,7 @@
 
 void AstPrinter::VisitCallRuntime(CallRuntime* node) {
   EmbeddedVector<char, 128> buf;
-  if (node->is_jsruntime()) {
-    SNPrintF(buf, "CALL RUNTIME %s code = %p", node->debug_name(),
-             isolate_->context()->get(node->context_index()));
-  } else {
-    SNPrintF(buf, "CALL RUNTIME %s", node->debug_name());
-  }
-
+  SNPrintF(buf, "CALL RUNTIME %s", node->debug_name());
   IndentedScope indent(this, buf.start(), node->position());
   PrintArguments(node->arguments());
 }