Store log messages in global activity tracker.

base/debug/activity_analyzer.h

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef BASE_DEBUG_ACTIVITY_ANALYZER_H_
 #define BASE_DEBUG_ACTIVITY_ANALYZER_H_
 
 #include <map>
 #include <memory>
 #include <set>
@@ skipping 114 matching lines @@
   // Iterates over all known valid analyzers or returns null if there are no
   // more. Ownership stays with the global analyzer object and all existing
   // analyzer pointers are invalidated when GetFirstAnalyzer() is called.
   ThreadActivityAnalyzer* GetFirstAnalyzer();
   ThreadActivityAnalyzer* GetNextAnalyzer();
 
   // Gets the analyzer for a specific thread or null if there is none.
   // Ownership stays with the global analyzer object.
   ThreadActivityAnalyzer* GetAnalyzerForThread(const ThreadKey& key);
 
+  // Gets all log messages stored within.
+  std::vector<std::string> GetLogMessages();
+
   // Gets the corresponding "program location" for a given "program counter".
   // This will return {0,0} if no mapping could be found.
   ProgramLocation GetProgramLocationFromAddress(uint64_t address);
 
  private:
   using AnalyzerMap =
       std::map<ThreadKey, std::unique_ptr<ThreadActivityAnalyzer>>;
 
   // Finds, creates, and indexes analyzers for all known processes and threads.
   void PrepareAllAnalyzers();
@@ skipping 14 matching lines @@
   // first/next iteration.
   AnalyzerMap::iterator analyzers_iterator_;
 
   DISALLOW_COPY_AND_ASSIGN(GlobalActivityAnalyzer);
 };
 
 }  // namespace debug
 }  // namespace base
 
 #endif  // BASE_DEBUG_ACTIVITY_ANALYZER_H_