Make it possible to Crankshaft all kinds of stubs.

src/objects-inl.h

Index: src/objects-inl.h
diff --git a/src/objects-inl.h b/src/objects-inl.h
index efc1764ddfc1784019a1ce29c89b3ccb104412a2..f3a029ee340c79b043bbc7d239fb22cb6e4039b9 100644
--- a/src/objects-inl.h
+++ b/src/objects-inl.h
@@ -3645,9 +3645,21 @@ int Code::arguments_count() {
 }
 
 
+inline bool Code::is_crankshafted() {
+  return IsCrankshaftedField::decode(
+      READ_UINT32_FIELD(this, kKindSpecificFlags2Offset));
+}
+
+
+inline void Code::set_is_crankshafted(bool value) {
+  int previous = READ_UINT32_FIELD(this, kKindSpecificFlags2Offset);
+  int updated = IsCrankshaftedField::update(previous, value);
+  WRITE_UINT32_FIELD(this, kKindSpecificFlags2Offset, updated);
+}
+
+
 int Code::major_key() {
   ASSERT(kind() == STUB ||
-         kind() == COMPILED_STUB ||
          kind() == UNARY_OP_IC ||
          kind() == BINARY_OP_IC ||
          kind() == COMPARE_IC ||
@@ -3661,7 +3673,6 @@ int Code::major_key() {
 
 void Code::set_major_key(int major) {
   ASSERT(kind() == STUB ||
-         kind() == COMPILED_STUB ||
          kind() == UNARY_OP_IC ||
          kind() == BINARY_OP_IC ||
          kind() == COMPARE_IC ||
@@ -3774,7 +3785,7 @@ void Code::set_profiler_ticks(int ticks) {
 
 
 unsigned Code::stack_slots() {
-  ASSERT(kind() == OPTIMIZED_FUNCTION || kind() == COMPILED_STUB);
+  ASSERT(is_crankshafted());
   return StackSlotsField::decode(
       READ_UINT32_FIELD(this, kKindSpecificFlags1Offset));
 }
@@ -3782,7 +3793,7 @@ unsigned Code::stack_slots() {
 
 void Code::set_stack_slots(unsigned slots) {
   CHECK(slots <= (1 << kStackSlotsBitCount));
-  ASSERT(kind() == OPTIMIZED_FUNCTION || kind() == COMPILED_STUB);
+  ASSERT(is_crankshafted());
   int previous = READ_UINT32_FIELD(this, kKindSpecificFlags1Offset);
   int updated = StackSlotsField::update(previous, slots);
   WRITE_UINT32_FIELD(this, kKindSpecificFlags1Offset, updated);
@@ -3790,7 +3801,7 @@ void Code::set_stack_slots(unsigned slots) {
 
 
 unsigned Code::safepoint_table_offset() {
-  ASSERT(kind() == OPTIMIZED_FUNCTION || kind() == COMPILED_STUB);
+  ASSERT(is_crankshafted());
   return SafepointTableOffsetField::decode(
       READ_UINT32_FIELD(this, kKindSpecificFlags2Offset));
 }
@@ -3798,7 +3809,7 @@ unsigned Code::safepoint_table_offset() {
 
 void Code::set_safepoint_table_offset(unsigned offset) {
   CHECK(offset <= (1 << kSafepointTableOffsetBitCount));
-  ASSERT(kind() == OPTIMIZED_FUNCTION || kind() == COMPILED_STUB);
+  ASSERT(is_crankshafted());
   ASSERT(IsAligned(offset, static_cast<unsigned>(kIntSize)));
   int previous = READ_UINT32_FIELD(this, kKindSpecificFlags2Offset);
   int updated = SafepointTableOffsetField::update(previous, offset);