Allow slightly larger browser and page action icons.

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 0cb120ba964e4f3dd55f1280c043fd329992945c..f263fc9c184bf0a4e5ef47e7b9ab86f3c1f3eb50 100644
--- a/chrome/common/extensions/extension.h
+++ b/chrome/common/extensions/extension.h
@@ -65,6 +65,10 @@ class Extension {
   // Icon sizes used by the extension system.
   static const int kIconSizes[];
 
+  // Max size (both dimensions) for browser and page actions.
+  static const int kPageActionIconMaxSize;
+  static const int kBrowserActionIconMaxSize;
+
   // Each permission is a module that the extension is permitted to use.
   static const char* kPermissionNames[];
   static const size_t kNumPermissions;