[Interpreter] Add support for cast operators to bytecode graph builder and

test/cctest/compiler/test-run-bytecode-graph-builder.cc

Index: test/cctest/compiler/test-run-bytecode-graph-builder.cc
diff --git a/test/cctest/compiler/test-run-bytecode-graph-builder.cc b/test/cctest/compiler/test-run-bytecode-graph-builder.cc
index c47db851d28ad059e849fa9f25b81327e4c30852..0c72cceeb66f6cca30fafa22ace912455799f2ca 100644
--- a/test/cctest/compiler/test-run-bytecode-graph-builder.cc
+++ b/test/cctest/compiler/test-run-bytecode-graph-builder.cc
@@ -650,6 +650,16 @@ TEST(BytecodeGraphBuilderGlobals) {
 }
 
 
+TEST(BytecodeGraphBuilderCast) {
+  // TODO(mythria): tests for ToBoolean, ToObject, ToName, ToNumber.
+  // They need other unimplemented features to test.
+  // ToBoolean -> If
+  // ToObject -> ForIn
+  // ToNumber -> Inc/Dec
+  // ToName -> CreateObjectLiteral
+}
+
+
 TEST(BytecodeGraphBuilderLogicalNot) {
   HandleAndZoneScope scope;
   Isolate* isolate = scope.main_isolate();