Replaced enum strings with ints in Activity Log database

chrome/browser/extensions/activity_log/blocked_actions.h

Index: chrome/browser/extensions/activity_log/blocked_actions.h
diff --git a/chrome/browser/extensions/activity_log/blocked_actions.h b/chrome/browser/extensions/activity_log/blocked_actions.h
index 0b1ca9992e2032efa7f23c1214ca5caf4cd045df..c3d23770cc79a3ebe70e962981b0371b0b36ad8d 100644
--- a/chrome/browser/extensions/activity_log/blocked_actions.h
+++ b/chrome/browser/extensions/activity_log/blocked_actions.h
@@ -14,13 +14,14 @@ namespace extensions {
 class BlockedAction : public Action {
  public:
   enum Reason {
-      UNKNOWN,
-      ACCESS_DENIED,
-      QUOTA_EXCEEDED,
+      UNKNOWN = 0,
+      ACCESS_DENIED = 1,
+      QUOTA_EXCEEDED = 2,
   };
 
   static const char* kTableName;
   static const char* kTableContentFields[];
+  static const char* kTableFieldTypes[];
 
   // Create a new database table for storing BlockedActions, or update the
   // schema if it is out of date. Any existing data is preserved.
@@ -48,9 +49,8 @@ class BlockedAction : public Action {
   const std::string& args() const { return args_; }
   const std::string& extra() const { return extra_; }
 
-  // Helper methods for handling the Reason.
+  // Helper method for debugging.
   std::string ReasonAsString() const;
-  static Reason StringAsReason(const std::string& reason);
 
  protected:
   virtual ~BlockedAction();