Encode CEntryStub properties in the minor key.

src/mips/code-stubs-mips.cc

Index: src/mips/code-stubs-mips.cc
diff --git a/src/mips/code-stubs-mips.cc b/src/mips/code-stubs-mips.cc
index cc6bf1e7a5f5e97af284ae7a98e9859cfead8510..45241f36583d547e2bfa618455559eb6d526be5d 100644
--- a/src/mips/code-stubs-mips.cc
+++ b/src/mips/code-stubs-mips.cc
@@ -407,7 +407,7 @@ class ConvertToDoubleStub : public PlatformCodeStub {
   class OpBits: public BitField<Token::Value, 2, 14> {};
 
   Major MajorKey() const { return ConvertToDouble; }
-  int MinorKey() const {
+  uint32_t MinorKey() const {
     // Encode the parameters in a unique 16 bit value.
     return  result1_.code() +
            (result2_.code() << 4) +
@@ -1486,7 +1486,7 @@ void CEntryStub::Generate(MacroAssembler* masm) {
 
   // Enter the exit frame that transitions from JavaScript to C++.
   FrameScope scope(masm, StackFrame::MANUAL);
-  __ EnterExitFrame(save_doubles_);
+  __ EnterExitFrame(save_doubles());
 
   // s0: number of arguments  including receiver (C callee-saved)
   // s1: pointer to first argument (C callee-saved)
@@ -1574,7 +1574,7 @@ void CEntryStub::Generate(MacroAssembler* masm) {
   // sp: stack pointer
   // fp: frame pointer
   // s0: still holds argc (callee-saved).
-  __ LeaveExitFrame(save_doubles_, s0, true, EMIT_RETURN);
+  __ LeaveExitFrame(save_doubles(), s0, true, EMIT_RETURN);
 
   // Handling of exception.
   __ bind(&exception_returned);