Revert of [Interpreter] Support for operator new.

src/ppc/interface-descriptors-ppc.cc

Index: src/ppc/interface-descriptors-ppc.cc
diff --git a/src/ppc/interface-descriptors-ppc.cc b/src/ppc/interface-descriptors-ppc.cc
index 9e1d8861dcacc6b39d07e9898c1a15edf0bcba7f..4286f8bf6d2a2becb89bacdb043c65aae5c63ebd 100644
--- a/src/ppc/interface-descriptors-ppc.cc
+++ b/src/ppc/interface-descriptors-ppc.cc
@@ -394,18 +394,6 @@
 }
 
 
-void InterpreterPushArgsAndConstructDescriptor::InitializePlatformSpecific(
-    CallInterfaceDescriptorData* data) {
-  Register registers[] = {
-      r3,  // argument count (not including receiver)
-      r6,  // original constructor
-      r4,  // constructor to call
-      r5   // address of the first argument
-  };
-  data->InitializePlatformSpecific(arraysize(registers), registers);
-}
-
-
 void InterpreterCEntryDescriptor::InitializePlatformSpecific(
     CallInterfaceDescriptorData* data) {
   Register registers[] = {