Rename DisplayItem::Type enum constants to Chromium style.

third_party/WebKit/Source/platform/graphics/paint/TransformDisplayItem.h

Index: third_party/WebKit/Source/platform/graphics/paint/TransformDisplayItem.h
diff --git a/third_party/WebKit/Source/platform/graphics/paint/TransformDisplayItem.h b/third_party/WebKit/Source/platform/graphics/paint/TransformDisplayItem.h
index 185245856b9fca5c56ce3f6662cbb1b4a7fa91cf..0f366824b45c3d001b376011d42db806610eec2b 100644
--- a/third_party/WebKit/Source/platform/graphics/paint/TransformDisplayItem.h
+++ b/third_party/WebKit/Source/platform/graphics/paint/TransformDisplayItem.h
@@ -13,7 +13,7 @@ namespace blink {
 class PLATFORM_EXPORT BeginTransformDisplayItem final : public PairedBeginDisplayItem {
 public:
     BeginTransformDisplayItem(const DisplayItemClient& client, const AffineTransform& transform)
-        : PairedBeginDisplayItem(client, BeginTransform, sizeof(*this))
+        : PairedBeginDisplayItem(client, kBeginTransform, sizeof(*this))
         , m_transform(transform) { }
 
     void replay(GraphicsContext&) const override;
@@ -39,14 +39,14 @@ private:
 class PLATFORM_EXPORT EndTransformDisplayItem final : public PairedEndDisplayItem {
 public:
     EndTransformDisplayItem(const DisplayItemClient& client)
-        : PairedEndDisplayItem(client, EndTransform, sizeof(*this)) { }
+        : PairedEndDisplayItem(client, kEndTransform, sizeof(*this)) { }
 
     void replay(GraphicsContext&) const override;
     void appendToWebDisplayItemList(const IntRect&, WebDisplayItemList*) const override;
 
 private:
 #if ENABLE(ASSERT)
-    bool isEndAndPairedWith(DisplayItem::Type otherType) const final { return otherType == BeginTransform; }
+    bool isEndAndPairedWith(DisplayItem::Type otherType) const final { return otherType == kBeginTransform; }
 #endif
 };