Introduce an extension parameter which is used to customize the extension. It's available for exter…

chrome/browser/extensions/extension_browsertest.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.
 
 #ifndef CHROME_BROWSER_EXTENSIONS_EXTENSION_BROWSERTEST_H_
 #define CHROME_BROWSER_EXTENSIONS_EXTENSION_BROWSERTEST_H_
 
 #include <string>
 
 #include "base/command_line.h"
@@ skipping 62 matching lines @@
   static const extensions::Extension* GetExtensionByPath(
       const extensions::ExtensionSet* extensions, const base::FilePath& path);
 
   // InProcessBrowserTest
   virtual void SetUp() OVERRIDE;
   virtual void SetUpCommandLine(base::CommandLine* command_line) OVERRIDE;
   virtual void SetUpOnMainThread() OVERRIDE;
 
   const extensions::Extension* LoadExtension(const base::FilePath& path);
 
-  // Same as above, but enables the extension in incognito mode first.
+  // Load extension and enable it in incognito mode.
   const extensions::Extension* LoadExtensionIncognito(
       const base::FilePath& path);
 
+  // Load extension from the |path| folder. |flags| is bit mask of values from
+  // |Flags| enum.
   const extensions::Extension* LoadExtensionWithFlags(
       const base::FilePath& path, int flags);
 
+  // Same as above, but sets the installation parameter to the extension
+  // preferences.
+  const extensions::Extension* LoadExtensionWithInstallParam(
+      const base::FilePath& path,
+      int flags,
+      const std::string& install_param);
+
   // Loads unpacked extension from |path| with manifest |manifest_relative_path|
   // and imitates that it is a component extension.
   // |manifest_relative_path| is relative to |path|.
   const extensions::Extension* LoadExtensionAsComponentWithManifest(
       const base::FilePath& path,
       const base::FilePath::CharType* manifest_relative_path);
 
   // Loads unpacked extension from |path| and imitates that it is a component
   // extension. Equivalent to
   // LoadExtensionAsComponentWithManifest(path, extensions::kManifestFilename).
@@ skipping 242 matching lines @@
       override_prompt_for_external_extensions_;
 
   // The default profile to be used.
   Profile* profile_;
 
   // Cache cache implementation.
   scoped_ptr<extensions::ExtensionCacheFake> test_extension_cache_;
 };
 
 #endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_BROWSERTEST_H_