Move SourcePosition into separate header file.

src/ppc/assembler-ppc.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 1185 matching lines @@
   }
 
   void ClearRecordedAstId() { recorded_ast_id_ = TypeFeedbackId::None(); }
 
   // Record a comment relocation entry that can be used by a disassembler.
   // Use --code-comments to enable.
   void RecordComment(const char* msg);
 
   // Record a deoptimization reason that can be used by a log or cpu profiler.
   // Use --trace-deopt to enable.
-  void RecordDeoptReason(const int reason, const SourcePosition position);
+  void RecordDeoptReason(const int reason, int raw_position);
 
   // Writes a single byte or word of data in the code stream.  Used
   // for inline tables, e.g., jump-tables.
   void db(uint8_t data);
   void dd(uint32_t data);
   void dq(uint64_t data);
   void dp(uintptr_t data);
 
   PositionsRecorder* positions_recorder() { return &positions_recorder_; }
 
@@ skipping 249 matching lines @@
 
 
 class EnsureSpace BASE_EMBEDDED {
  public:
   explicit EnsureSpace(Assembler* assembler) { assembler->CheckBuffer(); }
 };
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_PPC_ASSEMBLER_PPC_H_