Rewrite references to "wtf/" to "platform/wtf/" in platform/testing.

third_party/WebKit/Source/platform/testing/TestPaintArtifact.h

Index: third_party/WebKit/Source/platform/testing/TestPaintArtifact.h
diff --git a/third_party/WebKit/Source/platform/testing/TestPaintArtifact.h b/third_party/WebKit/Source/platform/testing/TestPaintArtifact.h
index 53e78c295c6afb428ec9fa4048b950636e17a254..575f9aceba78fb6315201f5034b25099ce7e30f5 100644
--- a/third_party/WebKit/Source/platform/testing/TestPaintArtifact.h
+++ b/third_party/WebKit/Source/platform/testing/TestPaintArtifact.h
@@ -5,15 +5,15 @@
 #ifndef TestPaintArtifact_h
 #define TestPaintArtifact_h
 
+#include <memory>
 #include "base/memory/ref_counted.h"
 #include "platform/graphics/Color.h"
 #include "platform/graphics/paint/DisplayItemList.h"
 #include "platform/graphics/paint/PaintArtifact.h"
 #include "platform/graphics/paint/ScrollPaintPropertyNode.h"
-#include "wtf/Allocator.h"
-#include "wtf/PassRefPtr.h"
-#include "wtf/Vector.h"
-#include <memory>
+#include "platform/wtf/Allocator.h"
+#include "platform/wtf/PassRefPtr.h"
+#include "platform/wtf/Vector.h"
 
 namespace cc {
 class Layer;