Introduce IsUndefined(Isolate*) and IsTheHole(Isolate*)

src/ic/ppc/handler-compiler-ppc.cc

Index: src/ic/ppc/handler-compiler-ppc.cc
diff --git a/src/ic/ppc/handler-compiler-ppc.cc b/src/ic/ppc/handler-compiler-ppc.cc
index 8b4f8b2c673e77d2d194b098892f444208bc0d07..b56114f7b3bc8472abc7dc99f3b8da617c0500dd 100644
--- a/src/ic/ppc/handler-compiler-ppc.cc
+++ b/src/ic/ppc/handler-compiler-ppc.cc
@@ -285,7 +285,7 @@ void PropertyHandlerCompiler::GenerateApiAccessorCall(
   Handle<CallHandlerInfo> api_call_info = optimization.api_call_info();
   bool call_data_undefined = false;
   // Put call data in place.
-  if (api_call_info->data()->IsUndefined()) {
+  if (api_call_info->data()->IsUndefined(isolate)) {
     call_data_undefined = true;
     __ LoadRoot(data, Heap::kUndefinedValueRootIndex);
   } else {
@@ -641,7 +641,7 @@ Handle<Code> NamedStoreHandlerCompiler::CompileStoreCallback(
 
   // If the callback cannot leak, then push the callback directly,
   // otherwise wrap it in a weak cell.
-  if (callback->data()->IsUndefined() || callback->data()->IsSmi()) {
+  if (callback->data()->IsUndefined(isolate()) || callback->data()->IsSmi()) {
     __ mov(ip, Operand(callback));
   } else {
     Handle<WeakCell> cell = isolate()->factory()->NewWeakCell(callback);