Update from https://crrev.com/315085

ui/gl/gl_fence.h

Index: ui/gl/gl_fence.h
diff --git a/ui/gl/gl_fence.h b/ui/gl/gl_fence.h
index 5af253ddd16798165316a44dc593b847b36fb102..76511f4146511138d540376504f8d3423e6f115a 100644
--- a/ui/gl/gl_fence.h
+++ b/ui/gl/gl_fence.h
@@ -18,12 +18,6 @@ class GL_EXPORT GLFence {
   static bool IsSupported();
   static GLFence* Create();
 
-  // Creates a fence that is not guaranteed to signal until the current context
-  // is flushed. It is illegal to call Client/ServerWait() on a fence without
-  // having explicitly called glFlush() or glFinish() in the originating
-  // context.
-  static GLFence* CreateWithoutFlush();
-
   virtual bool HasCompleted() = 0;
   virtual void ClientWait() = 0;