Move SourcePosition into separate header file.

src/assembler.cc

 // 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 1819 matching lines @@
     }
   }
 
   return !empty ? emitted_label_.pos() : 0;
 }
 
 
 // Platform specific but identical code for all the platforms.
 
 
-void Assembler::RecordDeoptReason(const int reason,
-                                  const SourcePosition position) {
+void Assembler::RecordDeoptReason(const int reason, int raw_position) {
   if (FLAG_trace_deopt || isolate()->cpu_profiler()->is_profiling()) {
     EnsureSpace ensure_space(this);
-    int raw_position = position.IsUnknown() ? 0 : position.raw();
     RecordRelocInfo(RelocInfo::POSITION, raw_position);
     RecordRelocInfo(RelocInfo::DEOPT_REASON, reason);
   }
 }
 
 
 void Assembler::RecordComment(const char* msg) {
   if (FLAG_code_comments) {
     EnsureSpace ensure_space(this);
     RecordRelocInfo(RelocInfo::COMMENT, reinterpret_cast<intptr_t>(msg));
@@ skipping 15 matching lines @@
 
 
 void Assembler::DataAlign(int m) {
   DCHECK(m >= 2 && base::bits::IsPowerOfTwo32(m));
   while ((pc_offset() & (m - 1)) != 0) {
     db(0);
   }
 }
 }  // namespace internal
 }  // namespace v8