Directly inline shared WebUI CSS declarations into the security and supervised user interstitials.

content/browser/webui/shared_resources_data_source.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 "content/browser/webui/shared_resources_data_source.h"
 
 #include "base/containers/hash_tables.h"
 #include "base/logging.h"
 #include "base/memory/ref_counted_memory.h"
 #include "base/strings/string_piece.h"
@@ skipping 67 matching lines @@
     int render_process_id,
     int render_frame_id,
     const URLDataSource::GotDataCallback& callback) {
   const ResourcesMap& resources_map = GetResourcesMap();
   auto it = resources_map.find(path);
   int idr = (it != resources_map.end()) ? it->second : -1;
   DCHECK_NE(-1, idr) << " path: " << path;
   scoped_refptr<base::RefCountedMemory> bytes;
 
   if (idr == IDR_WEBUI_CSS_TEXT_DEFAULTS) {
-    std::vector<std::string> placeholders;
-    placeholders.push_back(webui::GetTextDirection());  // $1
-    placeholders.push_back(webui::GetFontFamily());  // $2
-    placeholders.push_back(webui::GetFontSize());  // $3
-
-    ContentClient* content_client = GetContentClient();
-    const std::string& chrome_shared =
-        content_client->GetDataResource(idr, ui::SCALE_FACTOR_NONE).as_string();
-    std::string replaced =
-        ReplaceStringPlaceholders(chrome_shared, placeholders, nullptr);
-    bytes = base::RefCountedString::TakeString(&replaced);
+    std::string css = webui::GetWebUICSSTextDefaults();
+    bytes = base::RefCountedString::TakeString(&css);
   } else {
     bytes = GetContentClient()->GetDataResourceBytes(idr);
   }
 
   callback.Run(bytes.get());
 }
 
 std::string SharedResourcesDataSource::GetMimeType(
     const std::string& path) const {
   // Requests should not block on the disk!  On POSIX this goes to disk.
@@ skipping 13 matching lines @@
   // wildcards, so we need to set its value explicitly by passing the |origin|
   // back.
   std::string allowed_origin_prefix = kChromeUIScheme;
   allowed_origin_prefix += "://";
   if (origin.find(allowed_origin_prefix) != 0)
     return "null";
   return origin;
 }
 
 }  // namespace content