Include calling address in tracked activities.

base/debug/activity_analyzer.cc

Index: base/debug/activity_analyzer.cc
diff --git a/base/debug/activity_analyzer.cc b/base/debug/activity_analyzer.cc
index 79d513b5af6c61a64b2ab4d0188c51db8fe2b329..cbac01e1e139d425b43b197270dde61abb77207c 100644
--- a/base/debug/activity_analyzer.cc
+++ b/base/debug/activity_analyzer.cc
@@ -82,6 +82,12 @@ ThreadActivityAnalyzer* GlobalActivityAnalyzer::GetAnalyzerForThread(
   return found->second.get();
 }
 
+GlobalActivityAnalyzer::ProgramLocation
+GlobalActivityAnalyzer::GetProgramLocationFromAddress(uint64_t address) {
+  // TODO(bcwhite): Implement this.
+  return { 0, 0 };
+}
+
 void GlobalActivityAnalyzer::PrepareAllAnalyzers() {
   // Fetch all the records. This will retrieve only ones created since the
   // last run since the PMA iterator will continue from where it left off.