Allow extension function call quota to be un-throttled.

extensions/browser/quota_service.cc

 // Copyright 2013 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.
 
 #include "extensions/browser/quota_service.h"
 
 #include "base/message_loop/message_loop.h"
 #include "base/stl_util.h"
 #include "extensions/browser/extension_function.h"
 #include "extensions/common/error_utils.h"
@@ skipping 39 matching lines @@
   FunctionHeuristicsMap& functions = function_heuristics_[extension_id];
 
   // Lookup heuristics for function, create if necessary.
   QuotaLimitHeuristics& heuristics = functions[function->name()];
   if (heuristics.empty())
     function->GetQuotaLimitHeuristics(&heuristics);
 
   if (heuristics.empty())
     return std::string();  // No heuristic implies no limit.
 
-  ViolationErrorMap::iterator violation_error =
-      violation_errors_.find(extension_id);
-  if (violation_error != violation_errors_.end())
-    return violation_error->second;  // Repeat offender.
-
   QuotaLimitHeuristic* failed_heuristic = NULL;
   for (QuotaLimitHeuristics::iterator heuristic = heuristics.begin();
        heuristic != heuristics.end();
        ++heuristic) {
     // Apply heuristic to each item (bucket).
     if (!(*heuristic)->ApplyToArgs(args, event_time)) {
       failed_heuristic = *heuristic;
       break;
     }
   }
 
   if (!failed_heuristic)
     return std::string();
 
   std::string error = failed_heuristic->GetError();
   DCHECK_GT(error.length(), 0u);
-
-  PurgeFunctionHeuristicsMap(&functions);
-  function_heuristics_.erase(extension_id);
-  violation_errors_[extension_id] = error;
   return error;
 }
 
 void QuotaService::PurgeFunctionHeuristicsMap(FunctionHeuristicsMap* map) {
   FunctionHeuristicsMap::iterator heuristics = map->begin();
   while (heuristics != map->end()) {
     STLDeleteElements(&heuristics->second);
     map->erase(heuristics++);
   }
 }
@@ skipping 44 matching lines @@
 
 bool QuotaService::TimedLimit::Apply(Bucket* bucket,
                                      const base::TimeTicks& event_time) {
   if (event_time > bucket->expiration())
     bucket->Reset(config(), event_time);
 
   return bucket->DeductToken();
 }
 
 }  // namespace extensions