Add some basic success/failure UMA logging for autofill.

chrome/browser/autofill/form_structure.cc

 // Copyright (c) 2010 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 "chrome/browser/autofill/form_structure.h"
 
 #include "base/basictypes.h"
 #include "base/logging.h"
 #include "base/sha1.h"
 #include "base/string_number_conversions.h"
@@ skipping 174 matching lines @@
     return false;
 
   // Obtain the XML structure as a string.
   *encoded_xml = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>";
   *encoded_xml += autofil_request_xml.Str().c_str();
 
   return true;
 }
 
 // static
-void FormStructure::ParseQueryResponse(const std::string& response_xml,
-                                       const std::vector<FormStructure*>& forms,
-                                       UploadRequired* upload_required) {
-  autofill_metrics::LogServerQueryMetric(
-      autofill_metrics::QUERY_RESPONSE_RECEIVED);
+void FormStructure::ParseQueryResponse(
+    const std::string& response_xml,
+    const std::vector<FormStructure*>& forms,
+    UploadRequired* upload_required,
+    const AutoFillServerQueryMetricLogger& server_query_metric_logger) {
+  server_query_metric_logger.Log(
+      AutoFillServerQueryMetricLogger::QUERY_RESPONSE_RECEIVED);
 
   // Parse the field types from the server response to the query.
   std::vector<AutoFillFieldType> field_types;
   AutoFillQueryXmlParser parse_handler(&field_types, upload_required);
   buzz::XmlParser parser(&parse_handler);
   parser.Parse(response_xml.c_str(), response_xml.length(), true);
   if (!parse_handler.succeeded())
     return;
 
-  autofill_metrics::LogServerQueryMetric(
-      autofill_metrics::QUERY_RESPONSE_PARSED);
+  server_query_metric_logger.Log(
+      AutoFillServerQueryMetricLogger::QUERY_RESPONSE_PARSED);
 
   bool heuristics_detected_fillable_field = false;
   bool query_response_overrode_heuristics = false;
 
   // Copy the field types into the actual form.
   std::vector<AutoFillFieldType>::iterator current_type = field_types.begin();
   for (std::vector<FormStructure*>::const_iterator iter = forms.begin();
        iter != forms.end(); ++iter) {
     FormStructure* form = *iter;
 
@@ skipping 22 matching lines @@
       AutoFillType autofill_type((*field)->type());
       if (autofill_type.group() == AutoFillType::CREDIT_CARD)
         form->has_credit_card_field_ = true;
       if (autofill_type.field_type() != UNKNOWN_TYPE)
         form->has_autofillable_field_ = true;
     }
 
     form->UpdateAutoFillCount();
   }
 
-  autofill_metrics::ServerQueryMetricType metric_type;
+  AutoFillServerQueryMetricLogger::Metric metric;
   if (query_response_overrode_heuristics) {
     if (heuristics_detected_fillable_field) {
-      metric_type = autofill_metrics::QUERY_RESPONSE_OVERRODE_LOCAL_HEURISTICS;
+      metric = AutoFillServerQueryMetricLogger::
+          QUERY_RESPONSE_OVERRODE_LOCAL_HEURISTICS;
     } else {
-      metric_type = autofill_metrics::QUERY_RESPONSE_WITH_NO_LOCAL_HEURISTICS;
+      metric = AutoFillServerQueryMetricLogger::
+          QUERY_RESPONSE_WITH_NO_LOCAL_HEURISTICS;
     }
   } else {
-    metric_type = autofill_metrics::QUERY_RESPONSE_MATCHED_LOCAL_HEURISTICS;
+    metric = AutoFillServerQueryMetricLogger::
+        QUERY_RESPONSE_MATCHED_LOCAL_HEURISTICS;
   }
-  autofill_metrics::LogServerQueryMetric(metric_type);
+  server_query_metric_logger.Log(metric);
 }
 
 std::string FormStructure::FormSignature() const {
   std::string form_string = target_url_.scheme() +
                             "://" +
                             target_url_.host() +
                             "&" +
                             UTF16ToUTF8(form_name_) +
                             form_signature_field_names_;
 
@@ skipping 151 matching lines @@
     } else {
       buzz::XmlElement *field_element = new buzz::XmlElement(
           buzz::QName(kXMLElementField));
       field_element->SetAttr(buzz::QName(kAttributeSignature),
                              field->FieldSignature());
       encompassing_xml_element->AddElement(field_element);
     }
   }
   return true;
 }