[SiteChip] Add UMA, finish wiring site chip experiment up to the omnibox.

chrome/browser/ui/omnibox/omnibox_view.h

 // 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.
 
 // This file defines the interface class OmniboxView.  Each toolkit will
 // implement the edit view differently, so that code is inherently platform
 // specific.  However, the OmniboxEditModel needs to do some communication with
 // the view.  Since the model is shared between platforms, we need to define an
 // interface that all view implementations will share.
 
@@ skipping 230 matching lines @@
   // etc. So all newlines are removed.
   // * Otherwise, users may be pasting in search data, e.g. street addresses. In
   // this case, runs of whitespace are collapsed down to single spaces.
   static base::string16 SanitizeTextForPaste(const base::string16& text);
 
   // Returns the current clipboard contents as a string that can be pasted in.
   // In addition to just getting CF_UNICODETEXT out, this can also extract URLs
   // from bookmarks on the clipboard.
   static base::string16 GetClipboardText();
 
+  // Disables search term replacement, reverts the omnibox, and selects all.
+  void ShowURL();
+
  protected:
   OmniboxView(Profile* profile,
               OmniboxEditController* controller,
               CommandUpdater* command_updater);
 
   // Internally invoked whenever the text changes in some way.
   virtual void TextChanged();
 
-  // Disables search term replacement, reverts the omnibox, and selects all.
-  void ShowURL();
-
   // Return the number of characters in the current buffer. The name
   // |GetTextLength| can't be used as the Windows override of this class
   // inherits from a class that defines a method with that name.
   virtual int GetOmniboxTextLength() const = 0;
 
   // Try to parse the current text as a URL and colorize the components.
   virtual void EmphasizeURLComponents() = 0;
 
   OmniboxEditController* controller() { return controller_; }
   const OmniboxEditController* controller() const { return controller_; }
 
  private:
   friend class OmniboxViewMacTest;
   FRIEND_TEST_ALL_PREFIXES(InstantExtendedTest, ShowURL);
 
   // |model_| can be NULL in tests.
   scoped_ptr<OmniboxEditModel> model_;
   OmniboxEditController* controller_;
 
   // The object that handles additional command functionality exposed on the
   // edit, such as invoking the keyword editor.
   CommandUpdater* command_updater_;
 };
 
 #endif  // CHROME_BROWSER_UI_OMNIBOX_OMNIBOX_VIEW_H_