StabilityReport proto changes for multi-process support

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 161 matching lines @@
                                                  uint32_t ref,
                                                  uint32_t id);
 
   // Extract the data for a specific process. An empty snapshot will be
   // returned if the process is not known.
   const ActivityUserData::Snapshot& GetProcessDataSnapshot(int64_t pid);
 
   // Gets all log messages stored within.
   std::vector<std::string> GetLogMessages();
 
-  // Gets all the known modules.
-  std::vector<GlobalActivityTracker::ModuleInfo> GetModules();
+  // Gets modules corresponding to a pid. This pid must come from a call to
+  // GetFirst/NextProcess. Only modules that were first registered prior to
+  // GetFirstProcess's snapshot are returned.
+  std::vector<GlobalActivityTracker::ModuleInfo> GetModules(int64_t pid);
 
   // 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);
 
   // Returns whether the data is complete. Data can be incomplete if the
   // recording size quota is hit.
   bool IsDataComplete() const;
 
  private:
@@ skipping 43 matching lines @@
   AnalyzerMap::iterator analyzers_iterator_;
   int64_t analyzers_iterator_pid_;
 
   DISALLOW_COPY_AND_ASSIGN(GlobalActivityAnalyzer);
 };
 
 }  // namespace debug
 }  // namespace base
 
 #endif  // BASE_DEBUG_ACTIVITY_ANALYZER_H_