Add support for Flash Player Component updates on Linux

chrome/common/chrome_paths.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_COMMON_CHROME_PATHS_H__
 #define CHROME_COMMON_CHROME_PATHS_H__
 
 #include "build/build_config.h"
 
 namespace base {
@@ skipping 56 matching lines @@
 #endif
   DIR_EXTERNAL_EXTENSIONS,      // Directory where installer places .crx files.
 
   DIR_DEFAULT_APPS,             // Directory where installer places .crx files
                                 // to be installed when chrome is first run.
   DIR_PEPPER_FLASH_PLUGIN,      // Directory to the bundled Pepper Flash plugin,
                                 // containing the plugin and the manifest.
   DIR_COMPONENT_UPDATED_PEPPER_FLASH_PLUGIN,  // Base directory of the Pepper
                                               // Flash plugins downloaded by the
                                               // component updater.
+  DIR_PEPPER_FLASH_SYSTEM_PLUGIN,  // Base directory of the system version of
+                                   // the Pepper Flash plugin, downloadable
+                                   // from Adobe website.
   FILE_RESOURCE_MODULE,         // Full path and filename of the module that
                                 // contains embedded resources (version,
                                 // strings, images, etc.).
   FILE_LOCAL_STATE,             // Path and filename to the file in which
                                 // machine/installation-specific state is saved.
   FILE_RECORDED_SCRIPT,         // Full path to the script.log file that
                                 // contains recorded browser events for
                                 // playback.
   FILE_PEPPER_FLASH_PLUGIN,     // Full path to the bundled Pepper Flash plugin
                                 // file.
@@ skipping 39 matching lines @@
 #endif
 #if defined(OS_ANDROID)
   DIR_OFFLINE_PAGE_METADATA,    // Directory where offline page metadata is
                                 // stored.
 #endif
 
   // Valid only in development environment; TODO(darin): move these
   DIR_GEN_TEST_DATA,            // Directory where generated test data resides.
   DIR_TEST_DATA,                // Directory where unit test data resides.
   DIR_TEST_TOOLS,               // Directory where unit test tools reside.
+#if defined(OS_LINUX)
+  FILE_COMPONENT_FLASH_HINT,    // A file in a known location that points to
+                                // the component updated flash plugin.
+#endif // defined(OS_LINUX)
 
   PATH_END
 };
 
 // Call once to register the provider for the path keys defined above.
 void RegisterPathProvider();
 
 // Get or set the invalid user data dir that was originally specified.
 void SetInvalidSpecifiedUserDataDir(const base::FilePath& user_data_dir);
 const base::FilePath& GetInvalidSpecifiedUserDataDir();
 
 }  // namespace chrome
 
 #endif  // CHROME_COMMON_CHROME_PATHS_H__