Extensions: suspend extension's scripts when V8 is paused

extensions/renderer/scripts_run_info.h

Index: extensions/renderer/scripts_run_info.h
diff --git a/extensions/renderer/scripts_run_info.h b/extensions/renderer/scripts_run_info.h
index e577cc32cb3175e8c3058de7a2c13df06e144d7c..5ed9249429e2f6078a8abe2977a248cf416f531e 100644
--- a/extensions/renderer/scripts_run_info.h
+++ b/extensions/renderer/scripts_run_info.h
@@ -11,6 +11,7 @@
 
 #include "base/basictypes.h"
 #include "base/macros.h"
+#include "base/memory/ref_counted.h"
 #include "base/timer/elapsed_timer.h"
 #include "extensions/common/user_script.h"
 
@@ -21,12 +22,11 @@ class WebFrame;
 namespace extensions {
 
 // A struct containing information about a script run.
-struct ScriptsRunInfo {
+struct ScriptsRunInfo : public base::RefCounted<ScriptsRunInfo> {
   // Map of extensions IDs to the executing script paths.
   typedef std::map<std::string, std::set<std::string> > ExecutingScriptsMap;
 
   ScriptsRunInfo();
-  ~ScriptsRunInfo();
 
   // The number of CSS scripts injected.
   size_t num_css;
@@ -42,6 +42,9 @@ struct ScriptsRunInfo {
 
  private:
   DISALLOW_COPY_AND_ASSIGN(ScriptsRunInfo);
+
+  ~ScriptsRunInfo();
+  friend class base::RefCounted<ScriptsRunInfo>;
 };
 
 }  // namespace extensions