MIPS: Make the strict-mode calling convention for contextual calls the default one.

src/mips/ic-mips.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 475 matching lines @@
   if (id == IC::kCallIC_Miss) {
     Label invoke, global;
     __ lw(a2, MemOperand(sp, argc * kPointerSize));
     __ JumpIfSmi(a2, &invoke);
     __ GetObjectType(a2, a3, a3);
     __ Branch(&global, eq, a3, Operand(JS_GLOBAL_OBJECT_TYPE));
     __ Branch(&invoke, ne, a3, Operand(JS_BUILTINS_OBJECT_TYPE));
 
     // Patch the receiver on the stack.
     __ bind(&global);
-    CallStubCompiler::FetchGlobalProxy(masm, a2, a1);
+    __ LoadRoot(a2, Heap::kUndefinedValueRootIndex);
     __ sw(a2, MemOperand(sp, argc * kPointerSize));
     __ bind(&invoke);
   }
   // Invoke the function.
   CallKind call_kind = CallICBase::Contextual::decode(extra_state)
       ? CALL_AS_FUNCTION
       : CALL_AS_METHOD;
   ParameterCount actual(argc);
   __ InvokeFunction(a1,
                     actual,
@@ skipping 1179 matching lines @@
   } else {
     ASSERT(Assembler::IsBne(branch_instr));
     patcher.ChangeBranchCondition(eq);
   }
 }
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_MIPS