Use PrintF instead of fprintf.

src/disassembler.cc

 // Copyright 2011 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 32 matching lines @@
 #ifdef ENABLE_DISASSEMBLER
 
 void Disassembler::Dump(FILE* f, byte* begin, byte* end) {
   for (byte* pc = begin; pc < end; pc++) {
     if (f == NULL) {
       PrintF("%" V8PRIxPTR "  %4" V8PRIdPTR "  %02x\n",
              reinterpret_cast<intptr_t>(pc),
              pc - begin,
              *pc);
     } else {
-      fprintf(f, "%" V8PRIxPTR "  %4" V8PRIdPTR "  %02x\n",
-              reinterpret_cast<uintptr_t>(pc), pc - begin, *pc);
+      PrintF(f, "%" V8PRIxPTR "  %4" V8PRIdPTR "  %02x\n",
+             reinterpret_cast<uintptr_t>(pc), pc - begin, *pc);
     }
   }
 }
 
 
 class V8NameConverter: public disasm::NameConverter {
  public:
   explicit V8NameConverter(Code* code) : code_(code) {}
   virtual const char* NameOfAddress(byte* pc) const;
   virtual const char* NameInCode(byte* addr) const;
@@ skipping 29 matching lines @@
   // The V8NameConverter is used for well known code, so we can "safely"
   // dereference pointers in generated code.
   return (code_ != NULL) ? reinterpret_cast<const char*>(addr) : "";
 }
 
 
 static void DumpBuffer(FILE* f, StringBuilder* out) {
   if (f == NULL) {
     PrintF("%s\n", out->Finalize());
   } else {
-    fprintf(f, "%s\n", out->Finalize());
+    PrintF(f, "%s\n", out->Finalize());
   }
   out->Reset();
 }
 
 
 
 static const int kOutBufferSize = 2048 + String::kMaxShortPrintLength;
 static const int kRelocInfoPosition = 57;
 
 static int DecodeIt(Isolate* isolate,
@@ skipping 238 matching lines @@
 
 void Disassembler::Dump(FILE* f, byte* begin, byte* end) {}
 int Disassembler::Decode(Isolate* isolate, FILE* f, byte* begin, byte* end) {
   return 0;
 }
 void Disassembler::Decode(FILE* f, Code* code) {}
 
 #endif  // ENABLE_DISASSEMBLER
 
 } }  // namespace v8::internal