Prepare declarativeContent API for new script injection feature. Added Javascript types and functio…

chrome/browser/extensions/api/declarative_content/content_rules_registry.h

Index: chrome/browser/extensions/api/declarative_content/content_rules_registry.h
diff --git a/chrome/browser/extensions/api/declarative_content/content_rules_registry.h b/chrome/browser/extensions/api/declarative_content/content_rules_registry.h
index 9224374a7ee358dcc6e100be0aac06b2723ea685..38636de999de1ffd5f40b0699ce9d642b0805b34 100644
--- a/chrome/browser/extensions/api/declarative_content/content_rules_registry.h
+++ b/chrome/browser/extensions/api/declarative_content/content_rules_registry.h
@@ -22,6 +22,7 @@
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 #include "extensions/browser/info_map.h"
+#include "extensions/common/watched_pages_recipient.h"
 
 class Profile;
 class ContentPermissions;
@@ -64,7 +65,10 @@ class ContentRulesRegistry : public RulesRegistry,
  public:
   // For testing, |ui_part| can be NULL. In that case it constructs the
   // registry with storage functionality suspended.
-  ContentRulesRegistry(Profile* profile, RulesCacheDelegate* cache_delegate);
+  ContentRulesRegistry(Profile* profile,
+                       const std::string& event_name,
+                       const WatchedPagesRecipient watched_pages_recipient,
+                       RulesCacheDelegate* cache_delegate);
 
   // Applies all content rules given an update (CSS match change or
   // page navigation, for now) from the renderer.
@@ -137,6 +141,8 @@ class ContentRulesRegistry : public RulesRegistry,
   // All CSS selectors any rule's conditions watch for.
   std::vector<std::string> watched_css_selectors_;
 
+  WatchedPagesRecipient watched_pages_recipient_;
+
   // Manages our notification registrations.
   content::NotificationRegistrar registrar_;
 
@@ -145,6 +151,9 @@ class ContentRulesRegistry : public RulesRegistry,
   DISALLOW_COPY_AND_ASSIGN(ContentRulesRegistry);
 };
 
+// Map from event_name to registry pointer.
+typedef std::map<std::string, ContentRulesRegistry*> ContentRulesRegistryMap;
+
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_API_DECLARATIVE_CONTENT_CONTENT_RULES_REGISTRY_H_