Update from https://crrev.com/304121

ui/gl/gl_fence_apple.h

Index: ui/gl/gl_fence_apple.h
diff --git a/ui/gl/gl_fence_nv.h b/ui/gl/gl_fence_apple.h
similarity index 68%
copy from ui/gl/gl_fence_nv.h
copy to ui/gl/gl_fence_apple.h
index 0bac11c7f878e2b02dcd17073feb266b5b707db9..6c8633d730f8c1679ccc209db0d83d70726456ad 100644
--- a/ui/gl/gl_fence_nv.h
+++ b/ui/gl/gl_fence_apple.h
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef UI_GL_GL_FENCE_NV_H_
-#define UI_GL_GL_FENCE_NV_H_
+#ifndef UI_GL_GL_FENCE_APPLE_H_
+#define UI_GL_GL_FENCE_APPLE_H_
 
 #include "base/macros.h"
 #include "ui/gl/gl_bindings.h"
@@ -12,10 +12,10 @@
 
 namespace gfx {
 
-class GL_EXPORT GLFenceNV : public GLFence {
+class GL_EXPORT GLFenceAPPLE : public GLFence {
  public:
-  GLFenceNV(bool flush);
-  ~GLFenceNV() override;
+  GLFenceAPPLE(bool flush);
+  ~GLFenceAPPLE() override;
 
   // GLFence implementation:
   bool HasCompleted() override;
@@ -26,9 +26,9 @@ class GL_EXPORT GLFenceNV : public GLFence {
   GLuint fence_;
   scoped_refptr<GLContext::FlushEvent> flush_event_;
 
-  DISALLOW_COPY_AND_ASSIGN(GLFenceNV);
+  DISALLOW_COPY_AND_ASSIGN(GLFenceAPPLE);
 };
 
 }  // namespace gfx
 
-#endif  // UI_GL_GL_FENCE_NV_H_
+#endif  // UI_GL_GL_FENCE_APPLE_H_