[es6] Implement spec compliant ToPrimitive in the runtime.

src/compiler/linkage.cc

Index: src/compiler/linkage.cc
diff --git a/src/compiler/linkage.cc b/src/compiler/linkage.cc
index 93112be1af9a995e48ee434292967d977f7ce24c..078e5adf993e04de5ad404867cc7c054dcd29be7 100644
--- a/src/compiler/linkage.cc
+++ b/src/compiler/linkage.cc
@@ -245,6 +245,11 @@ int Linkage::FrameStateInputCount(Runtime::FunctionId function) {
     case Runtime::kInlineGetPrototype:
     case Runtime::kInlineRegExpExec:
     case Runtime::kInlineToObject:
+    case Runtime::kInlineToPrimitive:
+    case Runtime::kInlineToPrimitive_Number:
+    case Runtime::kInlineToPrimitive_String:
+    case Runtime::kInlineOrdinaryToPrimitive:
+    case Runtime::kInlineToNumber:
       return 1;
     case Runtime::kInlineDeoptimizeNow:
     case Runtime::kInlineThrowNotDateError: