Add confidence to AutocompleteMatch.

chrome/browser/ui/cocoa/omnibox/omnibox_popup_view_mac_unittest.mm

 // 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.
 
 #import "chrome/browser/ui/cocoa/omnibox/omnibox_popup_view_mac.h"
 
 #include "base/memory/scoped_ptr.h"
 #include "base/sys_string_conversions.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/autocomplete/autocomplete.h"
@@ skipping 70 matching lines @@
     if (runFont && (mask == ([fontManager traitsOfFont:runFont]&mask))) {
       return true;
     }
     return false;
   }
 
   // AutocompleteMatch doesn't really have the right constructor for our
   // needs.  Fake one for us to use.
   static AutocompleteMatch MakeMatch(const string16 &contents,
                                      const string16 &description) {
-    AutocompleteMatch m(NULL, 1, true, AutocompleteMatch::URL_WHAT_YOU_TYPED);
+    AutocompleteMatch m(NULL, 1, 0.0f, true,
+                        AutocompleteMatch::URL_WHAT_YOU_TYPED);
     m.contents = contents;
     m.description = description;
     return m;
   }
 
   NSColor* color_;  // weak
   NSColor* dimColor_;  // weak
   gfx::Font font_;
 };
 
@@ skipping 441 matching lines @@
 // updates the model's selection from the matrix before returning.
 // Could possibly test that via -select:.
 
 // TODO(shess): Test that AutocompleteButtonCell returns the right
 // background colors for on, highlighted, and neither.
 
 // TODO(shess): Test that AutocompleteMatrixTarget can be initialized
 // and then sends -select: to the view.
 
 }  // namespace