Rename VIEWS_API to VIEWS_EXPORT.

views/focus/external_focus_tracker.h

Index: views/focus/external_focus_tracker.h
===================================================================
--- views/focus/external_focus_tracker.h	(revision 95624)
+++ views/focus/external_focus_tracker.h	(working copy)
@@ -26,7 +26,7 @@
 // when that view wants to return focus to the last focused view which is not
 // itself and not a descandant of itself, (usually when it is being closed)
 // it calls FocusLastFocusedExternalView.
-class VIEWS_API ExternalFocusTracker : public FocusChangeListener {
+class VIEWS_EXPORT ExternalFocusTracker : public FocusChangeListener {
  public:
   ExternalFocusTracker(View* parent_view, FocusManager* focus_manager);