ui/gl: rename ClearGLBindings to ShutdownGL

chrome/browser/android/vr_shell/vr_shell_renderer.cc

Index: chrome/browser/android/vr_shell/vr_shell_renderer.cc
diff --git a/chrome/browser/android/vr_shell/vr_shell_renderer.cc b/chrome/browser/android/vr_shell/vr_shell_renderer.cc
index 73587308ae31a021d44997a9a43e4ed92ec3cc01..9e5159c14eb51656cafd6412dd20da4b00f91ab7 100644
--- a/chrome/browser/android/vr_shell/vr_shell_renderer.cc
+++ b/chrome/browser/android/vr_shell/vr_shell_renderer.cc
@@ -310,7 +310,7 @@ void WebVrRenderer::Draw(int texture_handle) {
 }
 
 // Note that we don't explicitly delete gl objects here, they're deleted
-// automatically when we call ClearGLBindings, and deleting them here leads to
+// automatically when we call ShutdownGL, and deleting them here leads to
 // segfaults.
 WebVrRenderer::~WebVrRenderer() = default;