deps,test: fixing build break by adding unimplemented v8 functions

We still don't support some of this functionality, so for now the
tests are disabled.

deps/chakrashim/include/v8.h

@@ -763,7 +763,7 @@ class Global : public PersistentBase<T> {
 
 
 template <class T>
-class Eternal : private Persistent<T> {
+class Eternal : protected Persistent<T> {
  public:
   Eternal() {}
 
@@ -802,6 +802,8 @@ class V8_EXPORT HandleScope {
 
   static int NumberOfHandles(Isolate* isolate);
 
+  Isolate* GetIsolate() const;
+
  private:
   friend class EscapableHandleScope;
   template <class T> friend class Local;
@@ -2955,6 +2957,9 @@ class V8_EXPORT Context {
 
   Isolate* GetIsolate();
 
+  void Enter();
+  void Exit();
+
   enum EmbedderDataFields { kDebugIdIndex = 0 };
   void* GetAlignedPointerFromEmbedderData(int index);
   void SetAlignedPointerInEmbedderData(int index, void* value);

deps/chakrashim/src/v8context.cc

@@ -120,6 +120,16 @@ Isolate* Context::GetIsolate() {
   return Isolate::GetCurrent();
 }
 
+void Context::Enter() {
+  // CHAKRA-TODO - Figure out what to do here.
+  CHAKRA_UNIMPLEMENTED();
+}
+
+void Context::Exit() {
+  // CHAKRA-TODO - Figure out what to do here.
+  CHAKRA_UNIMPLEMENTED();
+}
+
 void* Context::GetAlignedPointerFromEmbedderData(int index) {
   jsrt::ContextShim * contextShim =
     jsrt::IsolateShim::GetCurrent()->GetContextShim((JsContextRef)this);

deps/chakrashim/src/v8handlescope.cc

@@ -54,6 +54,11 @@ HandleScope *HandleScope::GetCurrent() {
   return current;
 }
 
+Isolate* HandleScope::GetIsolate() const {
+  return Isolate::GetCurrent();
+}
+
+
 bool HandleScope::AddLocal(JsValueRef value) {
   // _locals is full, save them in _locals[0]
   if (_count == kOnStackLocals) {

node.gyp

@@ -1054,6 +1054,7 @@
           ],
           'sources!': [
             'test/cctest/test_environment.cc', # TODO: Enable these test for node-chakracore
+            'test/cctest/test_node_postmortem_metadata.cc',
           ],
           'conditions': [
             [ 'OS!="win" and chakracore_use_lto=="true"', {

test/cctest/node_test_fixture.h

@@ -112,7 +112,11 @@ class EnvironmentTestFixture : public NodeTestFixture {
         const Argv& argv,
         NodeTestFixture* test_fixture) {
       auto isolate = handle_scope.GetIsolate();
+#if ENABLE_TTD_NODE
+      context_ = node::NewContext(isolate, false); // TODO: should we support TTD in cctest?
+#else
       context_ = node::NewContext(isolate);
+#endif
       CHECK(!context_.IsEmpty());
       context_->Enter();