Make EBorderStyle an enum class.

third_party/WebKit/Source/core/layout/ng/ng_absolute_utils_test.cc

Index: third_party/WebKit/Source/core/layout/ng/ng_absolute_utils_test.cc
diff --git a/third_party/WebKit/Source/core/layout/ng/ng_absolute_utils_test.cc b/third_party/WebKit/Source/core/layout/ng/ng_absolute_utils_test.cc
index 16c7c1f01a0ab107bc2ba503f943fed4b40af419..a472d672e22f3b6597e7c0d4fccd84ed2a2dd3c5 100644
--- a/third_party/WebKit/Source/core/layout/ng/ng_absolute_utils_test.cc
+++ b/third_party/WebKit/Source/core/layout/ng/ng_absolute_utils_test.cc
@@ -19,10 +19,10 @@ class NGAbsoluteUtilsTest : public ::testing::Test {
   void SetUp() override {
     style_ = ComputedStyle::Create();
     // If not set, border widths will always be 0.
-    style_->SetBorderLeftStyle(EBorderStyle::kBorderStyleSolid);
-    style_->SetBorderRightStyle(EBorderStyle::kBorderStyleSolid);
-    style_->SetBorderTopStyle(EBorderStyle::kBorderStyleSolid);
-    style_->SetBorderBottomStyle(EBorderStyle::kBorderStyleSolid);
+    style_->SetBorderLeftStyle(EBorderStyle::kSolid);
+    style_->SetBorderRightStyle(EBorderStyle::kSolid);
+    style_->SetBorderTopStyle(EBorderStyle::kSolid);
+    style_->SetBorderBottomStyle(EBorderStyle::kSolid);
     style_->SetBoxSizing(EBoxSizing::kBorderBox);
     container_size_ = NGLogicalSize(LayoutUnit(200), LayoutUnit(300));
     NGConstraintSpaceBuilder builder(kHorizontalTopBottom);