Fixed Code::FindCodeAgeSequence logic, removing a dead method on the way.

src/mips/assembler-mips.h

 // Copyright (c) 1994-2006 Sun Microsystems Inc.
 // 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.
 //
@@ skipping 507 matching lines @@
   // buffer, and buffer_size determines the initial buffer size. The buffer is
   // owned by the assembler and deallocated upon destruction of the assembler.
   //
   // If the provided buffer is not NULL, the assembler uses the provided buffer
   // for code generation and assumes its size to be buffer_size. If the buffer
   // is too small, a fatal error occurs. No deallocation of the buffer is done
   // upon destruction of the assembler.
   Assembler(Isolate* isolate, void* buffer, int buffer_size);
   ~Assembler();
 
-  // Dummy for cross platform compatibility.
-  void set_predictable_code_size(bool value) { }
-
   // GetCode emits any pending (non-emitted) code and fills the descriptor
   // desc. GetCode() is idempotent; it returns the same result if no other
   // Assembler functions are invoked in between GetCode() calls.
   void GetCode(CodeDesc* desc);
 
   // Label operations & relative jumps (PPUM Appendix D).
   //
   // Takes a branch opcode (cc) and a label (L) and generates
   // either a backward branch or a forward branch and links it
   // to the label fixup chain. Usage:
@@ skipping 747 matching lines @@
 class EnsureSpace BASE_EMBEDDED {
  public:
   explicit EnsureSpace(Assembler* assembler) {
     assembler->CheckBuffer();
   }
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_ARM_ASSEMBLER_MIPS_H_