gpu: Bind dummy GL API when no context is current

ui/gl/gl_context_egl.cc

Index: ui/gl/gl_context_egl.cc
diff --git a/ui/gl/gl_context_egl.cc b/ui/gl/gl_context_egl.cc
index 856d84c89cb572265ed711cde20c8c69bdeba04c..16905d68187e4730a2ba30a51725948a7c857e10 100644
--- a/ui/gl/gl_context_egl.cc
+++ b/ui/gl/gl_context_egl.cc
@@ -115,8 +115,9 @@ bool GLContextEGL::MakeCurrent(GLSurface* surface) {
   SetRealGLApi();
 
   SetCurrent(surface);
+  ScopedReleaseCurrent release_current(this, surface);
+
   if (!InitializeDynamicBindings()) {
-    ReleaseCurrent(surface);
     return false;
   }
 
@@ -125,6 +126,7 @@ bool GLContextEGL::MakeCurrent(GLSurface* surface) {
     return false;
   }
 
+  release_current.Release();
   return true;
 }