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..3293d824e8db03862974718a8bed7ed85e7f43ef 100644
--- a/src/ic/ppc/handler-compiler-ppc.cc
+++ b/src/ic/ppc/handler-compiler-ppc.cc
@@ -199,8 +199,9 @@ void PropertyHandlerCompiler::GenerateCheckPropertyCell(
     MacroAssembler* masm, Handle<JSGlobalObject> global, Handle<Name> name,
     Register scratch, Label* miss) {
   Handle<PropertyCell> cell = JSGlobalObject::EnsurePropertyCell(global, name);
-  DCHECK(cell->value()->IsTheHole());
-  Handle<WeakCell> weak_cell = masm->isolate()->factory()->NewWeakCell(cell);
+  Isolate* isolate = masm->isolate();
+  DCHECK(cell->value()->IsTheHole(isolate));
+  Handle<WeakCell> weak_cell = isolate->factory()->NewWeakCell(cell);
   __ LoadWeakValue(scratch, weak_cell, miss);
   __ LoadP(scratch, FieldMemOperand(scratch, PropertyCell::kValueOffset));
   __ LoadRoot(ip, Heap::kTheHoleValueRootIndex);
@@ -285,7 +286,7 @@ 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 {
@@ -564,7 +565,7 @@ void NamedLoadHandlerCompiler::GenerateLoadConstant(Handle<Object> value) {
 void NamedLoadHandlerCompiler::GenerateLoadInterceptorWithFollowup(
     LookupIterator* it, Register holder_reg) {
   DCHECK(holder()->HasNamedInterceptor());
-  DCHECK(!holder()->GetNamedInterceptor()->getter()->IsUndefined());
+  DCHECK(!holder()->GetNamedInterceptor()->getter()->IsUndefined(isolate()));
 
   // Compile the interceptor call, followed by inline code to load the
   // property from further up the prototype chain if the call fails.
@@ -624,7 +625,7 @@ void NamedLoadHandlerCompiler::GenerateLoadInterceptorWithFollowup(
 void NamedLoadHandlerCompiler::GenerateLoadInterceptor(Register holder_reg) {
   // Call the runtime system to load the interceptor.
   DCHECK(holder()->HasNamedInterceptor());
-  DCHECK(!holder()->GetNamedInterceptor()->getter()->IsUndefined());
+  DCHECK(!holder()->GetNamedInterceptor()->getter()->IsUndefined(isolate()));
   PushInterceptorArguments(masm(), receiver(), holder_reg, this->name(),
                            holder());
 
@@ -641,7 +642,7 @@ 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);