| Index: chrome/common/render_messages.h | 
| diff --git a/chrome/common/render_messages.h b/chrome/common/render_messages.h | 
| index a1af6f950a2997756a52754f4f8161c797032155..214eaf065c52addb8ddaac37651067f24c05a32a 100644 | 
| --- a/chrome/common/render_messages.h | 
| +++ b/chrome/common/render_messages.h | 
| @@ -446,7 +446,7 @@ IPC_SYNC_MESSAGE_CONTROL4_1(ChromeViewHostMsg_AllowIndexedDB, | 
|  | 
| // Return information about a plugin for the given URL and MIME type. | 
| // In contrast to ViewHostMsg_GetPluginInfo in content/, this IPC call knows | 
| -// about specific reasons why a plug-in can't be used, for example because it's | 
| +// about specific reasons why a plugin can't be used, for example because it's | 
| // disabled. | 
| IPC_SYNC_MESSAGE_CONTROL4_1(ChromeViewHostMsg_GetPluginInfo, | 
| int /* render_frame_id */, | 
| @@ -471,42 +471,42 @@ IPC_SYNC_MESSAGE_CONTROL1_3( | 
| #endif | 
|  | 
| #if defined(ENABLE_PLUGIN_INSTALLATION) | 
| -// Tells the browser to search for a plug-in that can handle the given MIME | 
| +// Tells the browser to search for a plugin that can handle the given MIME | 
| // type. The result will be sent asynchronously to the routing ID | 
| // |placeholder_id|. | 
| IPC_MESSAGE_ROUTED2(ChromeViewHostMsg_FindMissingPlugin, | 
| int /* placeholder_id */, | 
| std::string /* mime_type */) | 
|  | 
| -// Notifies the browser that a missing plug-in placeholder has been removed, so | 
| +// Notifies the browser that a missing plugin placeholder has been removed, so | 
| // the corresponding PluginPlaceholderHost can be deleted. | 
| IPC_MESSAGE_ROUTED1(ChromeViewHostMsg_RemovePluginPlaceholderHost, | 
| int /* placeholder_id */) | 
|  | 
| -// Notifies a missing plug-in placeholder that a plug-in with name |plugin_name| | 
| +// Notifies a missing plugin placeholder that a plugin with name |plugin_name| | 
| // has been found. | 
| IPC_MESSAGE_ROUTED1(ChromeViewMsg_FoundMissingPlugin, | 
| base::string16 /* plugin_name */) | 
|  | 
| -// Notifies a missing plug-in placeholder that no plug-in has been found. | 
| +// Notifies a missing plugin placeholder that no plugin has been found. | 
| IPC_MESSAGE_ROUTED0(ChromeViewMsg_DidNotFindMissingPlugin) | 
|  | 
| -// Notifies a missing plug-in placeholder that we have started downloading | 
| -// the plug-in. | 
| +// Notifies a missing plugin placeholder that we have started downloading | 
| +// the plugin. | 
| IPC_MESSAGE_ROUTED0(ChromeViewMsg_StartedDownloadingPlugin) | 
|  | 
| -// Notifies a missing plug-in placeholder that we have finished downloading | 
| -// the plug-in. | 
| +// Notifies a missing plugin placeholder that we have finished downloading | 
| +// the plugin. | 
| IPC_MESSAGE_ROUTED0(ChromeViewMsg_FinishedDownloadingPlugin) | 
|  | 
| -// Notifies a missing plug-in placeholder that there was an error downloading | 
| -// the plug-in. | 
| +// Notifies a missing plugin placeholder that there was an error downloading | 
| +// the plugin. | 
| IPC_MESSAGE_ROUTED1(ChromeViewMsg_ErrorDownloadingPlugin, | 
| std::string /* message */) | 
| #endif  // defined(ENABLE_PLUGIN_INSTALLATION) | 
|  | 
| -// Notifies a missing plug-in placeholder that the user cancelled downloading | 
| -// the plug-in. | 
| +// Notifies a missing plugin placeholder that the user cancelled downloading | 
| +// the plugin. | 
| IPC_MESSAGE_ROUTED0(ChromeViewMsg_CancelledDownloadingPlugin) | 
|  | 
| // Tells the browser to open chrome://plugins in a new tab. We use a separate | 
| @@ -514,11 +514,11 @@ IPC_MESSAGE_ROUTED0(ChromeViewMsg_CancelledDownloadingPlugin) | 
| // chrome:// URLs. | 
| IPC_MESSAGE_ROUTED0(ChromeViewHostMsg_OpenAboutPlugins) | 
|  | 
| -// Tells the browser that there was an error loading a plug-in. | 
| +// Tells the browser that there was an error loading a plugin. | 
| IPC_MESSAGE_ROUTED1(ChromeViewHostMsg_CouldNotLoadPlugin, | 
| base::FilePath /* plugin_path */) | 
|  | 
| -// Tells the browser that we blocked a plug-in because NPAPI is not supported. | 
| +// Tells the browser that we blocked a plugin because NPAPI is not supported. | 
| IPC_MESSAGE_ROUTED1(ChromeViewHostMsg_NPAPINotSupported, | 
| std::string /* identifer */) | 
|  | 
| @@ -547,13 +547,13 @@ IPC_MESSAGE_CONTROL2(ChromeViewHostMsg_V8HeapStats, | 
| // Notifies when a plugin couldn't be loaded because it's outdated. | 
| IPC_MESSAGE_ROUTED2(ChromeViewHostMsg_BlockedOutdatedPlugin, | 
| int /* placeholder ID */, | 
| -                    std::string /* plug-in group identifier */) | 
| +                    std::string /* plugin group identifier */) | 
|  | 
| // Notifies when a plugin couldn't be loaded because it requires | 
| // user authorization. | 
| IPC_MESSAGE_ROUTED2(ChromeViewHostMsg_BlockedUnauthorizedPlugin, | 
| base::string16 /* name */, | 
| -                    std::string /* plug-in group identifier */) | 
| +                    std::string /* plugin group identifier */) | 
|  | 
| // Provide the browser process with information about the WebCore resource | 
| // cache and current renderer framerate. | 
|  |