Cleanup: Fix a bunch of lint errors in chrome.

chrome/renderer/content_settings_observer.cc

 // 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.
 
 #include "chrome/renderer/content_settings_observer.h"
 
 #include "chrome/common/render_messages.h"
 #include "chrome/common/url_constants.h"
 #include "content/public/renderer/document_state.h"
 #include "content/public/renderer/navigation_state.h"
@@ skipping 109 matching lines @@
   IPC_BEGIN_MESSAGE_MAP(ContentSettingsObserver, message)
     IPC_MESSAGE_HANDLER(ChromeViewMsg_LoadBlockedPlugins, OnLoadBlockedPlugins)
   IPC_END_MESSAGE_MAP()
 
   return false;
 }
 
 void ContentSettingsObserver::DidCommitProvisionalLoad(
     WebFrame* frame, bool is_new_navigation) {
   if (frame->parent())
-    return; // Not a top-level navigation.
+    return;  // Not a top-level navigation.
 
   DocumentState* document_state = DocumentState::FromDataSource(
       frame->dataSource());
   NavigationState* navigation_state = document_state->navigation_state();
   if (!navigation_state->was_within_same_page()) {
     // Clear "block" flags for the new page. This needs to happen before any of
     // |AllowScript()|, |AllowScriptFromSource()|, |AllowImage()|, or
     // |AllowPlugins()| is called for the new page so that these functions can
     // correctly detect that a piece of content flipped from "not blocked" to
     // "blocked".
@@ skipping 211 matching lines @@
 
   // If the scheme is file:, an empty file name indicates a directory listing,
   // which requires JavaScript to function properly.
   if (EqualsASCII(origin.protocol(), chrome::kFileScheme)) {
     return document_url.SchemeIs(chrome::kFileScheme) &&
            document_url.ExtractFileName().empty();
   }
 
   return false;
 }