Allow Print() to be called by const instances of MinidumpLinuxMaps and

src/processor/minidump.cc

 // Copyright (c) 2010 Google 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.
 //     * Redistributions in binary form must reproduce the above
@@ skipping 3981 matching lines @@
 }
 
 //
 // MinidumpLinuxMaps
 //
 
 MinidumpLinuxMaps::MinidumpLinuxMaps(Minidump *minidump)
     : MinidumpObject(minidump) {
 }
 
-void MinidumpLinuxMaps::Print() {
+void MinidumpLinuxMaps::Print() const {
   if (!valid_) {
     BPLOG(ERROR) << "MinidumpLinuxMaps cannot print invalid data";
     return;
   }
   std::cout << region_.line << std::endl;
 }
 
 //
 // MinidumpLinuxMapsList
 //
@@ skipping 105 matching lines @@
     maps->push_back(ele.release());
   }
 
   // Set instance variables.
   maps_ = maps.release();
   maps_count_ = maps_->size();
   valid_ = true;
   return true;
 }
 
-void MinidumpLinuxMapsList::Print() {
+void MinidumpLinuxMapsList::Print() const {
   if (!valid_ || (maps_ == NULL)) {
     BPLOG(ERROR) << "MinidumpLinuxMapsList cannot print valid data";
     return;
   }
   for (size_t i = 0; i < maps_->size(); i++) {
     (*maps_)[i]->Print();
   }
 }
 
 //
@@ skipping 650 matching lines @@
     return NULL;
   }
 
   *stream = new_stream.release();
   info->stream = *stream;
   return *stream;
 }
 
 
 }  // namespace google_breakpad