[LayoutNG] Fix enum values to conform to kEnumName in style guide.

third_party/WebKit/Source/core/layout/ng/ng_physical_constraint_space.h

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef NGPhysicalConstraintSpace_h
 #define NGPhysicalConstraintSpace_h
 
 #include "core/CoreExport.h"
 #include "core/layout/ng/ng_units.h"
 #include "platform/heap/Handle.h"
 #include "wtf/Vector.h"
 #include "wtf/text/WTFString.h"
 
 namespace blink {
 
 // TODO(glebl@): unused, delete.
 enum NGExclusionType {
-  NGClearNone = 0,
-  NGClearFloatLeft = 1,
-  NGClearFloatRight = 2,
-  NGClearFragment = 4
+  kNGClearNone = 0,
+  kNGClearFloatLeft = 1,
+  kNGClearFloatRight = 2,
+  kNGClearFragment = 4
 };
 
 enum NGFragmentationType {
-  FragmentNone,
-  FragmentPage,
-  FragmentColumn,
-  FragmentRegion
+  kFragmentNone,
+  kFragmentPage,
+  kFragmentColumn,
+  kFragmentRegion
 };
 
 // The NGPhysicalConstraintSpace contains the underlying data for the
 // NGConstraintSpace. It is not meant to be used directly as all members are in
 // the physical coordinate space. Instead NGConstraintSpace should be used.
 class CORE_EXPORT NGPhysicalConstraintSpace final
     : public GarbageCollectedFinalized<NGPhysicalConstraintSpace> {
  public:
   NGPhysicalConstraintSpace(
       NGPhysicalSize available_size,
@@ skipping 42 matching lines @@
   // rule for floats and for the support of CSS "clear" property.
   const NGExclusion* last_left_float_exclusion_;   // Owned by exclusions_.
   const NGExclusion* last_right_float_exclusion_;  // Owned by exclusions_.
 
   Vector<std::unique_ptr<const NGExclusion>> exclusions_;
 };
 
 }  // namespace blink
 
 #endif  // NGPhysicalConstraintSpace_h