Index: cc/input/input_handler.h |
diff --git a/cc/input/input_handler.h b/cc/input/input_handler.h |
index b26934548b9454e1252a80a30f0af39252f6b5f3..774e0114932fee484b3d7e493df8dde0ad105b1e 100644 |
--- a/cc/input/input_handler.h |
+++ b/cc/input/input_handler.h |
@@ -51,7 +51,16 @@ class CC_EXPORT InputHandlerClient { |
// interface and bind it to the handler on the compositor thread. |
class CC_EXPORT InputHandler { |
public: |
- enum ScrollStatus { ScrollOnMainThread, ScrollStarted, ScrollIgnored }; |
+ // Note these are used in a histogram. Do not reorder or delete existing |
+ // entries. |
+ enum ScrollStatus { |
+ ScrollOnMainThread = 0, |
+ ScrollStarted, |
+ ScrollIgnored, |
+ ScrollUnknown, |
+ // This must be the last entry. |
+ ScrollStatusCount |
+ }; |
enum ScrollInputType { Gesture, Wheel, NonBubblingGesture }; |
// Binds a client to this handler to receive notifications. Only one client |