Remove ScrollbarTestSuite from platform/scroll

third_party/WebKit/Source/platform/scroll/ScrollbarTestSuite.h

Index: third_party/WebKit/Source/platform/scroll/ScrollbarTestSuite.h
diff --git a/third_party/WebKit/Source/platform/scroll/ScrollbarTestSuite.h b/third_party/WebKit/Source/platform/scroll/ScrollbarTestSuite.h
index 6e99ad8f9daa68f58156924e2b3b5caa65f9a8ff..cd0402a80e48371e7ff9c5b74fb41f18f6243d89 100644
--- a/third_party/WebKit/Source/platform/scroll/ScrollbarTestSuite.h
+++ b/third_party/WebKit/Source/platform/scroll/ScrollbarTestSuite.h
@@ -9,7 +9,6 @@
 #include "platform/scroll/ScrollableArea.h"
 #include "platform/scroll/Scrollbar.h"
 #include "platform/scroll/ScrollbarThemeMock.h"
-#include "platform/testing/TestingPlatformSupport.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "wtf/PtrUtil.h"
 #include <memory>
@@ -82,18 +81,6 @@ class MockScrollableArea : public GarbageCollectedFinalized<MockScrollableArea>,
   ScrollOffset m_maximumScrollOffset;
 };
 
-class ScrollbarTestSuite : public testing::Test {
- public:
-  ScrollbarTestSuite() {}
-
-  void SetUp() override {
-    m_config.compositorSupport = Platform::current()->compositorSupport();

[Takashi Toyoshima, 2017/01/12 13:19:47]

We already have the same logic inside TestingPlatformSupport.
https://cs.chromium.org/chromium/src/third_party/WebKit/Source/platform/testi...

-  }
-
- protected:
-  TestingPlatformSupport::Config m_config;
-};
-
 }  // namespace blink
 
 #endif