Implement Instant on Mac

chrome/browser/autocomplete/autocomplete_edit_view_mac.mm

 // 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/autocomplete/autocomplete_edit_view_mac.h"
 
 #include <Carbon/Carbon.h>  // kVK_Return
 
 #include "app/clipboard/clipboard.h"
 #include "app/clipboard/scoped_clipboard_writer.h"
@@ skipping 411 matching lines @@
 
     if (NSMaxRange([editor selectedRange]) < [[editor textStorage] length])
       prevent_inline_autocomplete = true;
   }
 
   model_->StartAutocomplete([editor selectedRange].length != 0,
                             prevent_inline_autocomplete);
 }
 
 void AutocompleteEditViewMac::ClosePopup() {
+  if (popup_view_->GetModel()->IsOpen())
+    controller_->OnAutocompleteWillClosePopup();
+
   popup_view_->GetModel()->StopAutocomplete();
 }
 
 void AutocompleteEditViewMac::SetFocus() {
 }
 
 void AutocompleteEditViewMac::SetText(const std::wstring& display_text) {
   NSString* ss = base::SysWideToNSString(display_text);
   NSMutableAttributedString* as =
       [[[NSMutableAttributedString alloc] initWithString:ss] autorelease];
@@ skipping 313 matching lines @@
   return false;
 }
 
 void AutocompleteEditViewMac::OnSetFocus(bool control_down) {
   model_->OnSetFocus(control_down);
   controller_->OnSetFocus();
 }
 
 void AutocompleteEditViewMac::OnKillFocus() {
   // Tell the model to reset itself.
+  controller_->OnAutocompleteLosingFocus(NULL);
   model_->OnKillFocus();
   controller_->OnKillFocus();
 }
 
 bool AutocompleteEditViewMac::CanCopy() {
   const NSRange selection = GetSelectedRange();
   return selection.length > 0;
 }
 
 void AutocompleteEditViewMac::CopyToPasteboard(NSPasteboard* pb) {
@@ skipping 158 matching lines @@
   }
 
   return std::wstring();
 }
 
 // static
 NSFont* AutocompleteEditViewMac::GetFieldFont() {
   ResourceBundle& rb = ResourceBundle::GetSharedInstance();
   return rb.GetFont(ResourceBundle::BaseFont).GetNativeFont();
 }