Send important client side event information to the server.

chrome/browser/sync/sessions/status_controller.h

 // Copyright (c) 2011 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.
 
 // StatusController handles all counter and status related number crunching and
 // state tracking on behalf of a SyncSession.  It 'controls' the model data
 // defined in session_state.h.  The most important feature of StatusController
 // is the ScopedModelSafetyRestriction. When one of these is active, the
 // underlying data set exposed via accessors is swapped out to the appropriate
 // set for the restricted ModelSafeGroup behind the scenes.  For example, if
@@ skipping 221 matching lines @@
   void set_sync_protocol_error(const SyncProtocolError& error);
 
   void set_commit_set(const OrderedCommitSet& commit_set);
   void update_conflict_sets_built(bool built);
   void update_conflicts_resolved(bool resolved);
   void reset_conflicts_resolved();
   void set_items_committed();
 
   void SetSyncInProgressAndUpdateStartTime(bool sync_in_progress);
 
+  void set_debug_info_sent(bool value);
+
+  bool debug_info_sent();
+
  private:
   friend class ScopedModelSafeGroupRestriction;
 
   // Returns true iff the commit id projection for |group_restriction_|
   // references position |index| into the full set of commit ids in play.
   bool CurrentCommitIdProjectionHasIndex(size_t index);
 
   // Helper to lazily create objects for per-ModelSafeGroup state.
   PerModelSafeGroupState* GetOrCreateModelSafeGroupState(bool restrict,
                                                          ModelSafeGroup group);
@@ skipping 10 matching lines @@
 
   // Used to fail read/write operations on state that don't obey the current
   // active ModelSafeWorker contract.
   bool group_restriction_in_effect_;
   ModelSafeGroup group_restriction_;
 
   const ModelSafeRoutingInfo routing_info_;
 
   base::Time sync_start_time_;
 
+  // True indicates we have sent the debug info already once this session.
+  // False indicates we are yet to send it.
+  bool debug_info_sent_;

[tim (not reviewing), 2011/10/13 16:04:14]

Do not add state like this here.  This belongs in SyncCycleControlParams.

[lipalani1, 2011/10/13 21:39:18]

Done.

+
   DISALLOW_COPY_AND_ASSIGN(StatusController);
 };
 
 // A utility to restrict access to only those parts of the given
 // StatusController that pertain to the specified ModelSafeGroup.
 class ScopedModelSafeGroupRestriction {
  public:
   ScopedModelSafeGroupRestriction(StatusController* to_restrict,
                                   ModelSafeGroup restriction)
       : status_(to_restrict) {
     DCHECK(!status_->group_restriction_in_effect_);
     status_->group_restriction_ = restriction;
     status_->group_restriction_in_effect_ = true;
   }
   ~ScopedModelSafeGroupRestriction() {
     DCHECK(status_->group_restriction_in_effect_);
     status_->group_restriction_in_effect_ = false;
   }
  private:
   StatusController* status_;
   DISALLOW_COPY_AND_ASSIGN(ScopedModelSafeGroupRestriction);
 };
 
 }
 }
 
 #endif  // CHROME_BROWSER_SYNC_SESSIONS_STATUS_CONTROLLER_H_