Move the parsing of homepage_url" and "devtools_page" out of Extension.

chrome/common/extensions/extension.h

Index: chrome/common/extensions/extension.h
diff --git a/chrome/common/extensions/extension.h b/chrome/common/extensions/extension.h
index d2fd4500e3f52b0d3e1056aa47cba40cb72b589e..7b42d1a68dd796da515288230617a817481549f7 100644
--- a/chrome/common/extensions/extension.h
+++ b/chrome/common/extensions/extension.h
@@ -749,7 +749,6 @@ class Extension : public base::RefCountedThreadSafe<Extension> {
     return has_background_page() && !background_page_is_persistent_;
   }
   const GURL& options_url() const { return options_url_; }
-  const GURL& devtools_url() const { return devtools_url_; }
   const GURL& details_url() const { return details_url_;}
   const PermissionSet* optional_permission_set() const {
     return optional_permission_set_.get();
@@ -949,7 +948,6 @@ class Extension : public base::RefCountedThreadSafe<Extension> {
   bool LoadExtensionFeatures(APIPermissionSet* api_permissions,
                              string16* error);
   bool LoadManifestHandlerFeatures(string16* error);
-  bool LoadDevToolsPage(string16* error);
   bool LoadInputComponents(const APIPermissionSet& api_permissions,
                            string16* error);
   bool LoadContentScripts(string16* error);
@@ -1172,9 +1170,6 @@ class Extension : public base::RefCountedThreadSafe<Extension> {
   // Optional URL to a page for setting options/preferences.
   GURL options_url_;
 
-  // Optional URL to a devtools extension page.
-  GURL devtools_url_;
-
   // URL to the webstore page of the extension.
   GURL details_url_;