Delegating the "are images allowed" decision to renderer.

chrome/renderer/chrome_content_renderer_client.cc

 // Copyright (c) 2011 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/chrome_content_renderer_client.h"
 
 #include <string>
 
 #include "base/command_line.h"
 #include "base/logging.h"
@@ skipping 207 matching lines @@
   WebSecurityPolicy::registerURLSchemeAsSecure(chrome_ui_scheme);
 
   WebString extension_scheme(ASCIIToUTF16(chrome::kExtensionScheme));
   WebSecurityPolicy::registerURLSchemeAsSecure(extension_scheme);
 }
 
 void ChromeContentRendererClient::RenderViewCreated(
     content::RenderView* render_view) {
   ContentSettingsObserver* content_settings =
       new ContentSettingsObserver(render_view);
+  if (chrome_observer_.get()) {
+    content_settings->SetImageSettingRules(
+        chrome_observer_->image_setting_rules());
+  }
   new ExtensionHelper(render_view, extension_dispatcher_.get());
   new PageLoadHistograms(render_view, histogram_snapshots_.get());
   new PrintWebViewHelper(render_view);
   new SearchBox(render_view);
   spellcheck_provider_ = new SpellCheckProvider(render_view, spellcheck_.get());
 #if defined(ENABLE_SAFE_BROWSING)
   safe_browsing::MalwareDOMDetails::Create(render_view);
 #endif
 
   PasswordAutofillManager* password_autofill_manager =
@@ skipping 628 matching lines @@
        it != extensions.end(); ++it) {
     if (it->second->HasAPIPermission(ExtensionAPIPermission::kExperimental) &&
         it->second->name().find("Adblock") != std::string::npos &&
         it->second->name().find("Plus") != std::string::npos)
       return true;
   }
   return false;
 }
 
 }  // namespace chrome