Remove Navigation Transitions from Blink.

Source/core/html/LinkRelAttribute.h

Index: Source/core/html/LinkRelAttribute.h
diff --git a/Source/core/html/LinkRelAttribute.h b/Source/core/html/LinkRelAttribute.h
index 84e87b156795d97a5119a5004044eb9089e57891..7b657eae8a9dfe3a4178c21886f80664e012c6f1 100644
--- a/Source/core/html/LinkRelAttribute.h
+++ b/Source/core/html/LinkRelAttribute.h
@@ -54,7 +54,6 @@ public:
     bool isLinkNext() const { return m_isLinkNext; }
     bool isImport() const { return m_isImport; }
     bool isManifest() const { return m_isManifest; }
-    bool isTransitionExitingStylesheet() const { return m_isTransitionExitingStylesheet; }
     bool isDefaultPresentation() const { return m_isDefaultPresentation; }
 
 private:
@@ -70,7 +69,6 @@ private:
     bool m_isLinkNext : 1;
     bool m_isImport : 1;
     bool m_isManifest : 1;
-    bool m_isTransitionExitingStylesheet : 1;
     bool m_isDefaultPresentation : 1;
 };