ContentSettingsObserver (+ related classes) cleanup.

chrome/renderer/chrome_render_process_observer.h

Index: chrome/renderer/chrome_render_process_observer.h
diff --git a/chrome/renderer/chrome_render_process_observer.h b/chrome/renderer/chrome_render_process_observer.h
index 74ab74069f7a4381d860199bb476c4db78d2a78f..ed4805e5e703d2d0162308ae58494899dfeb0ffc 100644
--- a/chrome/renderer/chrome_render_process_observer.h
+++ b/chrome/renderer/chrome_render_process_observer.h
@@ -41,10 +41,6 @@ class ChromeRenderProcessObserver : public content::RenderProcessObserver {
   // any 'clear cache' commands that were delayed until the next navigation.
   void ExecutePendingClearCache();
 
-  // Returns a pointer to the default content settings owned by
-  // |ChromeRenderProcessObserver|.
-  const ContentSettings* default_content_settings() const;
-
   // Returns a pointer to the content setting rules owned by
   // |ChromeRenderProcessObserver|.
   const RendererContentSettingRules* content_setting_rules() const;
@@ -57,7 +53,6 @@ class ChromeRenderProcessObserver : public content::RenderProcessObserver {
   void OnSetIsIncognitoProcess(bool is_incognito_process);
   void OnSetContentSettingsForCurrentURL(
       const GURL& url, const ContentSettings& content_settings);
-  void OnSetDefaultContentSettings(const ContentSettings& content_settings);
   void OnSetContentSettingRules(const RendererContentSettingRules& rules);
   void OnSetCacheCapacities(size_t min_dead_capacity,
                             size_t max_dead_capacity,
@@ -79,7 +74,6 @@ class ChromeRenderProcessObserver : public content::RenderProcessObserver {
   chrome::ChromeContentRendererClient* client_;
   // If true, the web cache shall be cleared before the next navigation event.
   bool clear_cache_pending_;
-  ContentSettings default_content_settings_;
   RendererContentSettingRules content_setting_rules_;
 
   DISALLOW_COPY_AND_ASSIGN(ChromeRenderProcessObserver);