Change picker model API to allow less notification messages

chrome/browser/ui/cocoa/web_intent_sheet_controller_unittest.mm

 // Copyright (c) 2012 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.
 
 #import "chrome/browser/ui/cocoa/web_intent_sheet_controller.h"
 
 #include "base/memory/scoped_nsobject.h"
 #import "chrome/browser/ui/cocoa/cocoa_test_helper.h"
 #import "chrome/browser/ui/cocoa/hover_close_button.h"
 #import "chrome/browser/ui/cocoa/hyperlink_button_cell.h"
@@ skipping 93 matching lines @@
   model.AddInstalledService(string16(), GURL("http://example.com/intent.html"),
       WebIntentPickerModel::DISPOSITION_WINDOW);
 
   [controller_ performLayoutWithModel:&model];
 
   CheckWindow(/*row_count=*/2);
 }
 
 TEST_F(WebIntentPickerSheetControllerTest, SuggestionView) {
   WebIntentPickerModel model;
-
-  model.AddSuggestedExtension(string16(), string16(), 2.5);
+  std::vector<WebIntentPickerModel::SuggestedExtension> suggestions;
+  suggestions.push_back(WebIntentPickerModel::SuggestedExtension(
+      string16(), string16(), 2.5));
+  model.AddSuggestedExtensions(suggestions);
   [controller_ performLayoutWithModel:&model];
 
   // Get subviews.
   NSArray* flip_views = [[window_ contentView] subviews];
   NSArray* main_views = [[flip_views objectAtIndex:0] subviews];
 
   // 2nd object should be the suggestion view, 3rd one is close button.
   ASSERT_TRUE([main_views count] > 2);
   ASSERT_TRUE([[main_views objectAtIndex:1] isKindOfClass:[NSView class]]);
   NSView* suggest_view = [main_views objectAtIndex:1];
@@ skipping 49 matching lines @@
 
   // Empty picker dialog has two elements, title and body.
   ASSERT_EQ(2U, [[empty_dialog subviews] count]);
 
   // Both title and body are NSTextFields.
   ASSERT_TRUE([[[empty_dialog subviews] objectAtIndex:0]
       isKindOfClass:[NSTextField class]]);
   ASSERT_TRUE([[[empty_dialog subviews] objectAtIndex:1]
       isKindOfClass:[NSTextField class]]);
 }