Remove unwanted declaration of storage for NeedsAdjustAndMark<>.

third_party/WebKit/Source/platform/heap/GarbageCollected.h

Index: third_party/WebKit/Source/platform/heap/GarbageCollected.h
diff --git a/third_party/WebKit/Source/platform/heap/GarbageCollected.h b/third_party/WebKit/Source/platform/heap/GarbageCollected.h
index e814c8c0d1a0b3a518b12577051c49a1fc7a0c34..ee8f78153246dee898b047b7575628b4639ec276 100644
--- a/third_party/WebKit/Source/platform/heap/GarbageCollected.h
+++ b/third_party/WebKit/Source/platform/heap/GarbageCollected.h
@@ -290,8 +290,6 @@ class NeedsAdjustAndMark<T, true> {
  public:
   static const bool value = false;
 };
-template <typename T>
-const bool NeedsAdjustAndMark<T, true>::value;
 
 template <typename T>
 class NeedsAdjustAndMark<T, false> {
@@ -301,8 +299,6 @@ class NeedsAdjustAndMark<T, false> {
   static const bool value =
       IsGarbageCollectedMixin<typename std::remove_const<T>::type>::value;
 };
-template <typename T>
-const bool NeedsAdjustAndMark<T, false>::value;
 
 template <typename T,
           bool = std::is_base_of<TraceWrapperBase,
@@ -316,8 +312,6 @@ class CanTraceWrappers<T, true> {
  public:
   static const bool value = true;
 };
-template <typename T>
-const bool CanTraceWrappers<T, true>::value;
 
 template <typename T>
 class CanTraceWrappers<T, false> {
@@ -326,8 +320,6 @@ class CanTraceWrappers<T, false> {
  public:
   static const bool value = false;
 };
-template <typename T>
-const bool CanTraceWrappers<T, false>::value;
 
 // TODO(sof): migrate to wtf/TypeTraits.h
 template <typename T>