Remove Navigation Transitions from Blink.

Source/core/testing/Internals.idl

Index: Source/core/testing/Internals.idl
diff --git a/Source/core/testing/Internals.idl b/Source/core/testing/Internals.idl
index 79863c51c0290a449f365cc47793ea8f4ea3a7cc..279577c3f81d15ce21a39a6b107459e2ad8d5af9 100644
--- a/Source/core/testing/Internals.idl
+++ b/Source/core/testing/Internals.idl
@@ -235,7 +235,7 @@
     [TypeChecking=Interface] DOMString getCurrentCursorInfo();
 
     readonly attribute boolean cursorUpdatePending;
-    
+
     [TypeChecking=Interface] DOMString markerTextForListItem(Element element);
 
     SerializedScriptValue deserializeBuffer(ArrayBuffer buffer);
@@ -288,12 +288,6 @@
     unsigned long countHitRegions(CanvasRenderingContext2D context);
 
     [TypeChecking=Interface] ClientRect boundsInViewportSpace(Element element);
-    DOMString serializeNavigationMarkup();
-    DOMString[] getTransitionElementIds();
-    ClientRectList getTransitionElementRects();
-    void hideAllTransitionElements();
-    void showAllTransitionElements();
-    void setExitTransitionStylesheetsEnabled(boolean enabled);
 
     [RaisesException, TypeChecking=Interface] void forcePluginPlaceholder(HTMLElement plugin, DocumentFragment fragment);
     [RaisesException, TypeChecking=Interface] void forcePluginPlaceholder(HTMLElement plugin, PluginPlaceholderOptions options);