Revert "Initial shot at deoptimizing JSCallFunction in Turbofan."

src/compiler/linkage.cc

Index: src/compiler/linkage.cc
diff --git a/src/compiler/linkage.cc b/src/compiler/linkage.cc
index 7c3a9fb24b4bd115f910476f40b702253201d7f0..466f65c8ba8397552c82e7da14c648ab811847d5 100644
--- a/src/compiler/linkage.cc
+++ b/src/compiler/linkage.cc
@@ -102,14 +102,6 @@ CallDescriptor* Linkage::GetRuntimeCallDescriptor(
 }
 
 
-CallDescriptor* Linkage::GetStubCallDescriptor(
-    CodeStubInterfaceDescriptor* descriptor, int stack_parameter_count,
-    CallDescriptor::DeoptimizationSupport can_deoptimize) {
-  return GetStubCallDescriptor(descriptor, stack_parameter_count,
-                               can_deoptimize, this->info_->zone());
-}
-
-
 //==============================================================================
 // Provide unimplemented methods on unsupported architectures, to at least link.
 //==============================================================================
@@ -130,8 +122,7 @@ CallDescriptor* Linkage::GetRuntimeCallDescriptor(
 
 
 CallDescriptor* Linkage::GetStubCallDescriptor(
-    CodeStubInterfaceDescriptor* descriptor, int stack_parameter_count,
-    CallDescriptor::DeoptimizationSupport can_deoptimize, Zone* zone) {
+    CodeStubInterfaceDescriptor* descriptor, int stack_parameter_count) {
   UNIMPLEMENTED();
   return NULL;
 }