Revert of Extract webkit_unit_tests from blink_web component.

third_party/WebKit/Source/web/WebSettingsImpl.h

Index: third_party/WebKit/Source/web/WebSettingsImpl.h
diff --git a/third_party/WebKit/Source/web/WebSettingsImpl.h b/third_party/WebKit/Source/web/WebSettingsImpl.h
index 6bb6e6c4c8cfb25b6a49d28219d24cf6b2d2454f..a178079b93a77b896ebbbad85cca980c5a06e6d7 100644
--- a/third_party/WebKit/Source/web/WebSettingsImpl.h
+++ b/third_party/WebKit/Source/web/WebSettingsImpl.h
@@ -33,15 +33,13 @@
 
 #include "platform/heap/Handle.h"
 #include "public/web/WebSettings.h"
-#include "web/WebExport.h"
-#include "wtf/Compiler.h"
 
 namespace blink {
 
 class DevToolsEmulator;
 class Settings;
 
-class WEB_EXPORT WebSettingsImpl final : WTF_NON_EXPORTED_BASE(public WebSettings) {
+class WebSettingsImpl final : public WebSettings {
 public:
     WebSettingsImpl(Settings*, DevToolsEmulator*);
     virtual ~WebSettingsImpl() { }