Uses child views in Autofill Popup so we can trigger

chrome/browser/ui/autofill/autofill_popup_controller_impl.cc

Index: chrome/browser/ui/autofill/autofill_popup_controller_impl.cc
diff --git a/chrome/browser/ui/autofill/autofill_popup_controller_impl.cc b/chrome/browser/ui/autofill/autofill_popup_controller_impl.cc
index 487248fba6fdda38fb06cfa215aecb70cb0b4acf..f40432a6202a0560bb4bf2a95e5830ecfc50c554 100644
--- a/chrome/browser/ui/autofill/autofill_popup_controller_impl.cc
+++ b/chrome/browser/ui/autofill/autofill_popup_controller_impl.cc
@@ -27,8 +27,7 @@ using base::WeakPtr;
 namespace autofill {
 namespace {
 
-// Used to indicate that no line is currently selected by the user.
-const int kNoSelection = -1;
+const auto& kNoSelection = AutofillPopupView::kNoSelection;
 
 }  // namespace
 
@@ -114,9 +113,9 @@ void AutofillPopupControllerImpl::Show(
 #endif
 
   if (just_created) {
-    ShowView();
+    view_->Show();
   } else {
-    UpdateBoundsAndRedrawPopup();
+    OnSuggestionsChanged();
   }
 
   controller_common_->RegisterKeyPressCallback();
@@ -153,7 +152,7 @@ void AutofillPopupControllerImpl::UpdateDataListValues(
 
      // The popup contents have changed, so either update the bounds or hide it.
     if (HasSuggestions())
-      UpdateBoundsAndRedrawPopup();
+      OnSuggestionsChanged();
     else
       Hide();
 
@@ -185,7 +184,7 @@ void AutofillPopupControllerImpl::UpdateDataListValues(
     elided_labels_[i] = labels[i];
   }
 
-  UpdateBoundsAndRedrawPopup();
+  OnSuggestionsChanged();
   DCHECK_EQ(suggestions_.size(), elided_values_.size());
   DCHECK_EQ(suggestions_.size(), elided_labels_.size());
 }
@@ -245,7 +244,7 @@ bool AutofillPopupControllerImpl::HandleKeyPressEvent(
   }
 }
 
-void AutofillPopupControllerImpl::UpdateBoundsAndRedrawPopup() {
+void AutofillPopupControllerImpl::OnSuggestionsChanged() {
 #if !defined(OS_ANDROID)
   // TODO(csharp): Since UpdatePopupBounds can change the position of the popup,
   // the popup could end up jumping from above the element to below it.
@@ -255,7 +254,7 @@ void AutofillPopupControllerImpl::UpdateBoundsAndRedrawPopup() {
 #endif
 
   // Platform-specific draw call.
-  view_->UpdateBoundsAndRedrawPopup();
+  view_->OnSuggestionsChanged();
 }
 
 void AutofillPopupControllerImpl::SetSelectionAtPoint(const gfx::Point& point) {
@@ -366,7 +365,7 @@ bool AutofillPopupControllerImpl::RemoveSuggestion(int list_index) {
 
   if (HasSuggestions()) {
     delegate_->ClearPreviewedForm();
-    UpdateBoundsAndRedrawPopup();
+    OnSuggestionsChanged();
   } else {
     Hide();
   }
@@ -394,17 +393,15 @@ void AutofillPopupControllerImpl::SetSelectedLine(int selected_line) {
   if (selected_line_ == selected_line)
     return;
 
-  if (selected_line_ != kNoSelection &&
-      static_cast<size_t>(selected_line_) < suggestions_.size())
-    InvalidateRow(selected_line_);
-
   if (selected_line != kNoSelection) {
-    InvalidateRow(selected_line);
-
+    DCHECK_GE(selected_line, 0);
+    DCHECK_LT(static_cast<size_t>(selected_line), suggestions_.size());
     if (!CanAccept(suggestions_[selected_line].frontend_id))
       selected_line = kNoSelection;
   }
 
+  view_->OnSelectedRowChanged(selected_line_, selected_line);
+
   selected_line_ = selected_line;
 
   if (selected_line_ != kNoSelection) {
@@ -482,16 +479,6 @@ void AutofillPopupControllerImpl::SetValues(
   }
 }
 
-void AutofillPopupControllerImpl::ShowView() {
-  view_->Show();
-}
-
-void AutofillPopupControllerImpl::InvalidateRow(size_t row) {
-  DCHECK(0 <= row);
-  DCHECK(row < suggestions_.size());
-  view_->InvalidateRow(row);
-}
-
 WeakPtr<AutofillPopupControllerImpl> AutofillPopupControllerImpl::GetWeakPtr() {
   return weak_ptr_factory_.GetWeakPtr();
 }