MIPS: Generate the TransitionElementsStub using Crankshaft

src/mips/assembler-mips-inl.h

Index: src/mips/assembler-mips-inl.h
diff --git a/src/mips/assembler-mips-inl.h b/src/mips/assembler-mips-inl.h
index 38a7cf02a2a94070505b3bd3de05b4644a377565..0499d3638956a655a394ffe34fa385c149b1d67a 100644
--- a/src/mips/assembler-mips-inl.h
+++ b/src/mips/assembler-mips-inl.h
@@ -91,7 +91,7 @@ int Register::NumAllocatableRegisters() {
 
 int DoubleRegister::NumRegisters() {
   if (CpuFeatures::IsSupported(FPU)) {
-    return FPURegister::kNumRegisters;
+    return FPURegister::kMaxNumRegisters;
   } else {
     return 1;
   }