Consolidate message observer API for win and aura (and touch).

chrome/browser/notifications/balloon_collection_win.cc

Index: chrome/browser/notifications/balloon_collection_win.cc
diff --git a/chrome/browser/notifications/balloon_collection_win.cc b/chrome/browser/notifications/balloon_collection_win.cc
index 821b5f4b31c9eca2f8b67d70a71b780ccae1ebce..09fd9e1eb4fd74764cc936f1dd3fab05996b8133 100644
--- a/chrome/browser/notifications/balloon_collection_win.cc
+++ b/chrome/browser/notifications/balloon_collection_win.cc
@@ -33,7 +33,12 @@ void BalloonCollectionImpl::PositionBalloons(bool reposition) {
   PositionBalloonsInternal(reposition);
 }
 
-void BalloonCollectionImpl::DidProcessMessage(const MSG& msg) {
+base::EventStatus BalloonCollectionImpl::WillProcessEvent(
+    const base::NativeEvent& event) {
+  return base::EVENT_CONTINUE;
+}
+
+void BalloonCollectionImpl::DidProcessEvent(const base::NativeEvent& event) {
   switch (msg.message) {

[msw, 2011/09/27 03:51:42]

This should be event.message... I'd expect you'd see an error on Win build.

[oshima, 2011/09/27 16:39:39]

Done.

     case WM_MOUSEMOVE:
     case WM_MOUSELEAVE: