Consolidate/cleanup event cracking code; single out GdkEvents.

chrome/browser/ui/views/compact_nav/compact_location_bar_view_host.cc

Index: chrome/browser/ui/views/compact_nav/compact_location_bar_view_host.cc
diff --git a/chrome/browser/ui/views/compact_nav/compact_location_bar_view_host.cc b/chrome/browser/ui/views/compact_nav/compact_location_bar_view_host.cc
index 5b611bce1ace8be430988e8d2576438d2657ddca..42142ae2cafc26f1cf51161d882cdf4ae0097b05 100644
--- a/chrome/browser/ui/views/compact_nav/compact_location_bar_view_host.cc
+++ b/chrome/browser/ui/views/compact_nav/compact_location_bar_view_host.cc
@@ -72,9 +72,21 @@ class MouseObserver
 
  private:
   // TODO(mad): would be nice to have this on the views::Event class.
+#if !defined(USE_AURA)
+#if defined(OS_WIN)
   bool IsMouseEvent(const views::NativeEvent& native_event);
+#elif defined(OS_LINUX)
+  bool IsMouseEvent(GdkEvent* gdk_event);
+#endif
+#endif
 
+#if !defined(USE_AURA)
+#if defined(OS_WIN)
   bool IsSameTopLevelWindow(views::NativeEvent native_event);
+#elif defined(OS_LINUX)
+  bool IsSameTopLevelWindow(GdkEvent* gdk_event);
+#endif
+#endif
 
   // Tests if the event occurred on the content area, using
   // root window's coordinates.
@@ -145,35 +157,38 @@ void MouseObserver::StopObserving(MessageLoopForUI* loop) {
 #endif
 }
 
+#if !defined(USE_AURA)
+#if defined(OS_WIN)
 bool MouseObserver::IsMouseEvent(const views::NativeEvent& native_event) {
-#if defined(OS_WIN) || defined(USE_AURA)
-  return views::IsClientMouseEvent(native_event) ||
-         views::IsNonClientMouseEvent(native_event);
+  return ui::IsMouseEvent(native_event);
+}
 #elif defined(OS_LINUX)
-  return native_event->type == GDK_MOTION_NOTIFY ||
-         native_event->type == GDK_BUTTON_PRESS ||
-         native_event->type == GDK_2BUTTON_PRESS ||
-         native_event->type == GDK_3BUTTON_PRESS ||
-         native_event->type == GDK_BUTTON_RELEASE;
-#endif
+bool MouseObserver::IsMouseEvent(GdkEvent* gdk_event) {
+  return gdk_event->type == GDK_MOTION_NOTIFY ||
+         gdk_event->type == GDK_BUTTON_PRESS ||
+         gdk_event->type == GDK_2BUTTON_PRESS ||
+         gdk_event->type == GDK_3BUTTON_PRESS ||
+         gdk_event->type == GDK_BUTTON_RELEASE;
 }
+#endif
+#endif
 
+#if !defined(USE_AURA)
 // TODO(mad): Would be nice to have a NativeEvent -> NativeWindow mapping.
 // Then, with a GetTopLevel receiving a NativeWindow, we could do this in a
 // platform independent way.
+#if defined(OS_WIN)
 bool MouseObserver::IsSameTopLevelWindow(views::NativeEvent native_event) {
-#if defined(USE_AURA)
-  // TODO(beng):
-  NOTIMPLEMENTED();
-  return false;
-#elif defined(OS_WIN)
   return platform_util::GetTopLevel(native_event.hwnd) == top_level_window_;
+}
 #elif defined(OS_LINUX)
+bool MouseObserver::IsSameTopLevelWindow(GdkEvent* gdk_event) {
   return gdk_window_get_toplevel(
-      reinterpret_cast<GdkEventAny*>(native_event)->window) ==
+      reinterpret_cast<GdkEventAny*>(gdk_event)->window) ==
       top_level_window_->window;
-#endif
 }
+#endif
+#endif
 
 bool MouseObserver::HitContentArea(int x, int y) {
   gfx::Point p(x, y);