[runtime] Unify and simplify how frames are marked

src/compiler/linkage.cc

Index: src/compiler/linkage.cc
diff --git a/src/compiler/linkage.cc b/src/compiler/linkage.cc
index 9d64cebbf7da9c9025a03f815b8ad7eda25bb238..e211d4ecc9644a04f8808fb407584e3dd791bc1e 100644
--- a/src/compiler/linkage.cc
+++ b/src/compiler/linkage.cc
@@ -323,8 +323,9 @@ CallDescriptor* Linkage::GetJSCallDescriptor(Zone* zone, bool is_osr,
   MachineType target_type = MachineType::AnyTagged();
   // When entering into an OSR function from unoptimized code the JSFunction
   // is not in a register, but it is on the stack in the marker spill slot.
-  LinkageLocation target_loc = is_osr ? LinkageLocation::ForSavedCallerMarker()
-                                      : regloc(kJSFunctionRegister);
+  LinkageLocation target_loc = is_osr
+                                   ? LinkageLocation::ForSavedCallerFunction()
+                                   : regloc(kJSFunctionRegister);
   return new (zone) CallDescriptor(     // --
       CallDescriptor::kCallJSFunction,  // kind
       target_type,                      // target MachineType
@@ -436,7 +437,7 @@ LinkageLocation Linkage::GetOsrValueLocation(int index) const {
 
 
 bool Linkage::ParameterHasSecondaryLocation(int index) const {
-  if (incoming_->kind() != CallDescriptor::kCallJSFunction) return false;
+  if (!incoming_->IsJSFunctionCall()) return false;
   LinkageLocation loc = GetParameterLocation(index);
   return (loc == regloc(kJSFunctionRegister) ||
           loc == regloc(kContextRegister));