[turbofan] Fix usage of ThisFunction parameter in OSR.

src/compiler/linkage.cc

Index: src/compiler/linkage.cc
diff --git a/src/compiler/linkage.cc b/src/compiler/linkage.cc
index 972745347a61e2089766baa106ba64b1133a95fa..d4e3370fde3a8a64e5bdca17f73a75da30829518 100644
--- a/src/compiler/linkage.cc
+++ b/src/compiler/linkage.cc
@@ -42,14 +42,16 @@ CallDescriptor* Linkage::ComputeIncoming(Zone* zone, CompilationInfo* info) {
   if (info->function() != NULL) {
     // If we already have the function literal, use the number of parameters
     // plus the receiver.
-    return GetJSCallDescriptor(zone, 1 + info->function()->parameter_count(),
+    return GetJSCallDescriptor(zone, info->is_osr(),
+                               1 + info->function()->parameter_count(),
                                CallDescriptor::kNoFlags);
   }
   if (!info->closure().is_null()) {
     // If we are compiling a JS function, use a JS call descriptor,
     // plus the receiver.
     SharedFunctionInfo* shared = info->closure()->shared();
-    return GetJSCallDescriptor(zone, 1 + shared->formal_parameter_count(),
+    return GetJSCallDescriptor(zone, info->is_osr(),
+                               1 + shared->formal_parameter_count(),
                                CallDescriptor::kNoFlags);
   }
   if (info->code_stub() != NULL) {
@@ -94,7 +96,7 @@ FrameOffset Linkage::GetFrameOffset(int spill_slot, Frame* frame,
 
 CallDescriptor* Linkage::GetJSCallDescriptor(
     int parameter_count, CallDescriptor::Flags flags) const {
-  return GetJSCallDescriptor(zone_, parameter_count, flags);
+  return GetJSCallDescriptor(zone_, false, parameter_count, flags);
 }
 
 
@@ -232,7 +234,7 @@ bool Linkage::NeedsFrameState(Runtime::FunctionId function) {
 // Provide unimplemented methods on unsupported architectures, to at least link.
 //==============================================================================
 #if !V8_TURBOFAN_BACKEND
-CallDescriptor* Linkage::GetJSCallDescriptor(Isolate* isolate, Zone* zone,
+CallDescriptor* Linkage::GetJSCallDescriptor(Zone* zone, bool is_osr,
                                              int parameter_count,
                                              CallDescriptor::Flags flags) {
   UNIMPLEMENTED();
@@ -255,9 +257,9 @@ CallDescriptor* Linkage::GetRuntimeCallDescriptor(
 
 
 CallDescriptor* Linkage::GetStubCallDescriptor(
-    const CallInterfaceDescriptor& descriptor, int stack_parameter_count,
-    CallDescriptor::Flags flags, Operator::Properties properties,
-    Zone* zone) {
+    Isolate* isolate, const CallInterfaceDescriptor& descriptor,
+    int stack_parameter_count, CallDescriptor::Flags flags,
+    Operator::Properties properties, Zone* zone) {
   UNIMPLEMENTED();
   return NULL;
 }