Move page action manifest parsing out of Extension; the first multi-key manifest handler.

chrome/common/extensions/api/extension_action/action_info.h

Index: chrome/common/extensions/api/extension_action/action_info.h
diff --git a/chrome/common/extensions/api/extension_action/action_info.h b/chrome/common/extensions/api/extension_action/action_info.h
index 09e7eccf78176cd60113e2ce9ec1dfc9e0c541ff..f95fb4063761dc611cd47b15d1b3309e6a4e83ca 100644
--- a/chrome/common/extensions/api/extension_action/action_info.h
+++ b/chrome/common/extensions/api/extension_action/action_info.h
@@ -26,13 +26,22 @@ struct ActionInfo {
     TYPE_SYSTEM_INDICATOR,
   };
 
-  // Returns the appropriate ActionInfo for the given |extension|.
+  // Returns the extension's page action, if any.
+  static const ActionInfo* GetPageActionInfo(const Extension* extension);
+
+  // Returns the extension's script badge.
   static const ActionInfo* GetScriptBadgeInfo(const Extension* extension);
 
-  // Sets the appropriate ActionInfo as ManifestData for the given |extension|.
-  // This is static since |extension| takes ownership of |info|.
+  // Sets the extension's page action. |extension| takes ownership of |info|.
+  static void SetPageActionInfo(Extension* extension, ActionInfo* info);
+
+  // Sets the extension's script badge. |extension| takes ownership of |info|.
   static void SetScriptBadgeInfo(Extension* extension, ActionInfo* info);
 
+  // Returns true if the extension needs a verbose install message because
+  // of its page action.
+  static bool IsVerboseInstallMessage(const Extension* extension);
+
   // Empty implies the key wasn't present.
   ExtensionIconSet default_icon;
   std::string default_title;