diff -r 000000000000 -r 6474c204b198 tools/profiler/local_debug_info_symbolizer.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tools/profiler/local_debug_info_symbolizer.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,45 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef PROCESSOR_LOCAL_DEBUG_INFO_SYMBOLIZER_H_
+#define PROCESSOR_LOCAL_DEBUG_INFO_SYMBOLIZER_H_
+
+#include "google_breakpad/processor/stack_frame_symbolizer.h"
+
+#include <map>
+#include <vector>
+
+namespace google_breakpad {
+
+class Module;
+
+class LocalDebugInfoSymbolizer : public StackFrameSymbolizer {
+ public:
+  using StackFrameSymbolizer::SymbolizerResult;
+  LocalDebugInfoSymbolizer(const std::vector<string>& debug_dirs) :
+      StackFrameSymbolizer(NULL, NULL),
+      debug_dirs_(debug_dirs) {}
+  virtual ~LocalDebugInfoSymbolizer();
+
+  virtual SymbolizerResult FillSourceLineInfo(const CodeModules* modules,
+                                              const SystemInfo* system_info,
+                                              StackFrame* stack_frame);
+
+  virtual WindowsFrameInfo* FindWindowsFrameInfo(const StackFrame* frame);
+
+  virtual CFIFrameInfo* FindCFIFrameInfo(const StackFrame* frame);
+
+  // Lie to the stackwalker to short-circuit stack-scanning heuristics.
+  virtual bool HasImplementation() { return false; }
+
+ private:
+  typedef std::map<string, Module*> SymbolMap;
+  SymbolMap symbols_;
+  std::vector<string> debug_dirs_;
+};
+
+}  // namespace google_breakpad
+
+#endif  // PROCESSOR_LOCAL_DEBUG_INFO_SYMBOLIZER_H_