Index: extensions/common/constants.h |
diff --git a/extensions/common/constants.h b/extensions/common/constants.h |
index a0fff0c3e93581f69664a74277ccd48b6aceb3bb..185ab79d0146dd89d9de725daa9c9ea3c29e691e 100644 |
--- a/extensions/common/constants.h |
+++ b/extensions/common/constants.h |
@@ -170,6 +170,9 @@ enum LaunchContainer { |
namespace extension_misc { |
+// Matches chrome.tabs.TAB_ID_NONE. |
+const int kUnknownTabId = -1; |
+ |
// Matches chrome.windows.WINDOW_ID_NONE. |
const int kUnknownWindowId = -1; |