Plugin Power Saver: Replace all "plug-in" with "plugin" for consistency.

chrome/browser/download/download_target_info.h

Index: chrome/browser/download/download_target_info.h
diff --git a/chrome/browser/download/download_target_info.h b/chrome/browser/download/download_target_info.h
index 7d181b665175f9d5066b707633f72aae24689196..8380560e146c8aca48a08d6a05bbc01cf9eaf05c 100644
--- a/chrome/browser/download/download_target_info.h
+++ b/chrome/browser/download/download_target_info.h
@@ -51,7 +51,7 @@ struct DownloadTargetInfo {
   // Whether the |target_path| would be handled safely by the browser if it were
   // to be opened with a file:// URL. This can be used later to decide how file
   // opens should be handled. The file is considered to be handled safely if the
-  // filetype is supported by the renderer or a sandboxed plug-in.
+  // filetype is supported by the renderer or a sandboxed plugin.
   bool is_filetype_handled_safely;
 };