wayland: use message_pump_observer common code

BUG=102903
TEST=compile

Change-Id: I96c63b55a6be4623f8edd202a1642ae6f7a6eb7a

R=mark@chromium.org,oshima@chromium.org,dnicoara@chromium.org


Review URL: http://codereview.chromium.org/8561018

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@110771 0039d316-1c4b-4281-b951-d872f2087c98

base/message_pump_wayland.cc

@@ -21,9 +21,4 @@ bool MessagePumpWayland::RunOnce(GMainContext* context, bool block) {
   return g_main_context_iteration(context, block);
 }
 
-MessagePumpObserver::EventStatus
-    MessagePumpObserver::WillProcessEvent(wayland::WaylandEvent* event) {
-  return EVENT_CONTINUE;
-}
-
 }  // namespace base

base/message_pump_wayland.h

@@ -8,6 +8,7 @@
 
 #include "base/memory/scoped_ptr.h"
 #include "base/message_pump_glib.h"
+#include "base/message_pump_observer.h"
 
 typedef struct _GMainContext GMainContext;
 typedef struct _GPollFD GPollFD;
@@ -19,24 +20,6 @@ namespace wayland {
 union WaylandEvent;
 }
 
-// The documentation for this class is in message_pump_glib.h
-class BASE_EXPORT MessagePumpObserver {
- public:
-   enum EventStatus {
-     EVENT_CONTINUE,    // The event should be dispatched as normal.
-     EVENT_HANDLED      // The event should not be processed any farther.
-   };
-
-  // This method is called before processing an Event. If the method returns
-  // EVENT_HANDLED, it indicates the event has already been handled, so the
-  // event is not processed any farther. If the method returns EVENT_CONTINUE,
-  // the event dispatching proceeds as normal.
-  virtual EventStatus WillProcessEvent(wayland::WaylandEvent* event);
-
- protected:
-  virtual ~MessagePumpObserver() {}
-};
-
 // The documentation for this class is in message_pump_glib.h
 //
 // The nested loop is exited by either posting a quit, or returning false