Pulling user experiment code from BrowserDistribution to a new class.

chrome/installer/util/chrome_frame_operations.h

Index: chrome/installer/util/chrome_frame_operations.h
diff --git a/chrome/installer/util/chrome_frame_operations.h b/chrome/installer/util/chrome_frame_operations.h
index dac2016e718ba9b371ddcb84674f12ab5e3337c3..a3488afa9bc312745f748cc8186b4371bfcdcbf0 100644
--- a/chrome/installer/util/chrome_frame_operations.h
+++ b/chrome/installer/util/chrome_frame_operations.h
@@ -50,6 +50,11 @@ class ChromeFrameOperations : public ProductOperations {
       const base::FilePath& target_exe,
       ShellUtil::ShortcutProperties* properties) const OVERRIDE;
 
+  virtual void LaunchUserExperiment(const base::FilePath& setup_path,
+                                    const std::set<std::wstring>& options,
+                                    InstallStatus status,
+                                    bool system_level) const OVERRIDE;
+
  protected:
   void NormalizeOptions(std::set<std::wstring>* options) const;