Revert "Re-land r25392 Use a stub in crankshaft for grow store arrays."

src/mips64/interface-descriptors-mips64.cc

Index: src/mips64/interface-descriptors-mips64.cc
diff --git a/src/mips64/interface-descriptors-mips64.cc b/src/mips64/interface-descriptors-mips64.cc
index acf8915da1f6dfddc69c0714079eb58b217e2313..44c8dff17d5e1d970f144b6851d0809d63f8d9b8 100644
--- a/src/mips64/interface-descriptors-mips64.cc
+++ b/src/mips64/interface-descriptors-mips64.cc
@@ -60,12 +60,6 @@ void FastNewClosureDescriptor::Initialize(CallInterfaceDescriptorData* data) {
 }
 
 
-// IC register specifications
-const Register GrowArrayElementsDescriptor::ObjectRegister() { return a0; }
-const Register GrowArrayElementsDescriptor::KeyRegister() { return a1; }
-const Register GrowArrayElementsDescriptor::CapacityRegister() { return a2; }
-
-
 void FastNewContextDescriptor::Initialize(CallInterfaceDescriptorData* data) {
   Register registers[] = {cp, a1};
   data->Initialize(arraysize(registers), registers, NULL);