Add metrics to track Autofill "user happiness"

chrome/renderer/autofill/autofill_agent.cc

 // 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.
 
 #include "chrome/renderer/autofill/autofill_agent.h"
 
 #include "base/message_loop.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/common/autofill_messages.h"
 #include "chrome/common/chrome_constants.h"
@@ skipping 161 matching lines @@
   if (suggestions_clear_index_ != -1)
     suggestions_clear_index_--;
   if (suggestions_options_index_ != -1)
     suggestions_options_index_--;
 
   Send(new AutofillHostMsg_RemoveAutocompleteEntry(routing_id(), name, value));
 }
 
 void AutofillAgent::textFieldDidEndEditing(const WebInputElement& element) {
   password_autofill_manager_->TextFieldDidEndEditing(element);
+  has_shown_autofill_popup_for_current_edit_ = false;
 }
 
 void AutofillAgent::textFieldDidChange(const WebInputElement& element) {
   // We post a task for doing the Autofill as the caret position is not set
   // properly at this point (http://bugs.webkit.org/show_bug.cgi?id=16976) and
   // it is needed to trigger autofill.
   method_factory_.RevokeAll();
   MessageLoop::current()->PostTask(
         FROM_HERE,
         method_factory_.NewRunnableMethod(
             &AutofillAgent::TextFieldDidChangeImpl, element));
 }
 
 void AutofillAgent::TextFieldDidChangeImpl(const WebInputElement& element) {
   if (password_autofill_manager_->TextDidChangeInTextField(element))
     return;
 
   ShowSuggestions(element, false, true, false);
+
+  webkit_glue::FormData form;
+  webkit_glue::FormField field;
+  if (FindFormAndFieldForNode(element, &form, &field))
+    Send(new AutofillHostMsg_TextFieldDidChange(routing_id(), form, field));
 }
 
 void AutofillAgent::textFieldDidReceiveKeyDown(const WebInputElement& element,
                                                const WebKeyboardEvent& event) {
   if (password_autofill_manager_->TextFieldHandlingKeyDown(element, event))
     return;
 
   if (event.windowsKeyCode == ui::VKEY_DOWN ||
       event.windowsKeyCode == ui::VKEY_UP)
     ShowSuggestions(element, true, true, true);
@@ skipping 13 matching lines @@
     web_view->hidePopups();
     return;
   }
 
   std::vector<string16> v(values);
   std::vector<string16> l(labels);
   std::vector<string16> i(icons);
   std::vector<int> ids(unique_ids);
   int separator_index = -1;
 
+  DCHECK_GT(ids.size(), 0U);
   if (!autofill_query_element_.isNull() &&
       !autofill_query_element_.autoComplete()) {
     // If autofill is disabled and we had suggestions, show a warning instead.
     v.assign(1, l10n_util::GetStringUTF16(IDS_AUTOFILL_WARNING_FORM_DISABLED));
     l.assign(1, string16());
     i.assign(1, string16());
     ids.assign(1, -1);
   } else if (ids[0] < 0 && ids.size() > 1) {
     // If we received a warning instead of suggestions from autofill but regular
     // suggestions from autocomplete, don't show the autofill warning.
@@ skipping 40 matching lines @@
     separator_index = values.size();
   }
 
   // Send to WebKit for display.
   if (!v.empty() && !autofill_query_element_.isNull() &&
       autofill_query_element_.isFocusable()) {
     web_view->applyAutofillSuggestions(
         autofill_query_element_, v, l, i, ids, separator_index);
   }
 
-  Send(new AutofillHostMsg_DidShowAutofillSuggestions(routing_id()));
+  Send(new AutofillHostMsg_DidShowAutofillSuggestions(
+      routing_id(),
+      has_autofill_item && !has_shown_autofill_popup_for_current_edit_));
+  has_shown_autofill_popup_for_current_edit_ |= has_autofill_item;
 }
 
 void AutofillAgent::OnFormDataFilled(int query_id,
                                      const webkit_glue::FormData& form) {
   if (!render_view()->webview() || query_id != autofill_query_id_)
     return;
 
   switch (autofill_action_) {
     case AUTOFILL_FILL:
       form_manager_.FillForm(form, autofill_query_element_);
+      Send(new AutofillHostMsg_DidFillAutofillFormData(routing_id()));
       break;
     case AUTOFILL_PREVIEW:
       form_manager_.PreviewForm(form, autofill_query_element_);
+      Send(new AutofillHostMsg_DidPreviewAutofillFormData(routing_id()));
       break;
     default:
       NOTREACHED();
   }
   autofill_action_ = AUTOFILL_NONE;
-  Send(new AutofillHostMsg_DidFillAutofillFormData(routing_id()));
 }
 
 void AutofillAgent::OnFieldTypePredictionsAvailable(
     const std::vector<FormDataPredictions>& forms) {
   for (size_t i = 0; i < forms.size(); ++i) {
     form_manager_.ShowPredictions(forms[i]);
   }
 }
 
 void AutofillAgent::ShowSuggestions(const WebInputElement& element,
@@ skipping 84 matching lines @@
   // WebFormControlElementToFormField does not scrape the DOM for the field
   // label, so find the label here.
   // TODO(isherman): Add form and field identities so we can use the cached form
   // data in FormManager.
   field->label = FormManager::LabelForElement(element);
 
   return true;
 }
 
 }  // namespace autofill