PlatformEventDispatcher::DispatchEvent() should return a PostDispatchAction

ui/ozone/platform/egltest/ozone_platform_egltest.cc

Index: ui/ozone/platform/egltest/ozone_platform_egltest.cc
diff --git a/ui/ozone/platform/egltest/ozone_platform_egltest.cc b/ui/ozone/platform/egltest/ozone_platform_egltest.cc
index c192c9fecf1af724d909f689c537aa44669ce05e..4d9d02a3905247cd2e6ba083893bed54eda65b02 100644
--- a/ui/ozone/platform/egltest/ozone_platform_egltest.cc
+++ b/ui/ozone/platform/egltest/ozone_platform_egltest.cc
@@ -70,7 +70,8 @@ class EgltestWindow : public PlatformWindow, public PlatformEventDispatcher {
 
   // PlatformEventDispatcher:
   virtual bool CanDispatchEvent(const PlatformEvent& event) override;
-  virtual uint32_t DispatchEvent(const PlatformEvent& event) override;
+  virtual ui::PostDispatchAction DispatchEvent(
+      const PlatformEvent& event) override;
 
  private:
   PlatformWindowDelegate* delegate_;
@@ -149,7 +150,8 @@ bool EgltestWindow::CanDispatchEvent(const ui::PlatformEvent& ne) {
   return true;
 }
 
-uint32_t EgltestWindow::DispatchEvent(const ui::PlatformEvent& native_event) {
+ui::PostDispatchAction EgltestWindow::DispatchEvent(
+    const ui::PlatformEvent& native_event) {
   DispatchEventFromNativeUiEvent(
       native_event,
       base::Bind(&PlatformWindowDelegate::DispatchEvent,