Revert of Extract webkit_unit_tests from blink_web component.

third_party/WebKit/Source/web/ExternalPopupMenu.h

Index: third_party/WebKit/Source/web/ExternalPopupMenu.h
diff --git a/third_party/WebKit/Source/web/ExternalPopupMenu.h b/third_party/WebKit/Source/web/ExternalPopupMenu.h
index 790f9b30aad2f79420f082a29413dc061c0442de..e0d02c42d0e7c6fa2b9b17deff578263d7ef89a7 100644
--- a/third_party/WebKit/Source/web/ExternalPopupMenu.h
+++ b/third_party/WebKit/Source/web/ExternalPopupMenu.h
@@ -36,8 +36,6 @@
 #include "public/platform/WebCanvas.h"
 #include "public/platform/WebScrollbar.h"
 #include "public/web/WebExternalPopupMenuClient.h"
-#include "web/WebExport.h"
-#include "wtf/Compiler.h"
 
 namespace blink {
 
@@ -50,7 +48,7 @@
 
 // The ExternalPopupMenu connects the actual implementation of the popup menu
 // to the WebCore popup menu.
-class WEB_EXPORT ExternalPopupMenu final : WTF_NON_EXPORTED_BASE(public PopupMenu), public WebExternalPopupMenuClient {
+class ExternalPopupMenu final : public PopupMenu, public WebExternalPopupMenuClient {
 public:
     ExternalPopupMenu(LocalFrame&, HTMLSelectElement&, WebViewImpl&);
     ~ExternalPopupMenu() override;