Android: Use virtualized context only for those with compatible config

ui/gl/gl_surface_egl.h

Index: ui/gl/gl_surface_egl.h
diff --git a/ui/gl/gl_surface_egl.h b/ui/gl/gl_surface_egl.h
index 25085f4e21ce754dc54e1cc57e1267eec602480e..24c8cfc06c9c0dc803da1d1bdcd818a139d63e41 100644
--- a/ui/gl/gl_surface_egl.h
+++ b/ui/gl/gl_surface_egl.h
@@ -72,7 +72,6 @@ class GL_EXPORT GLSurfaceEGL : public GLSurface {
   ~GLSurfaceEGL() override;
 
   EGLConfig config_;
-  GLSurface::Format format_;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(GLSurfaceEGL);
@@ -84,7 +83,7 @@ class GL_EXPORT NativeViewGLSurfaceEGL : public GLSurfaceEGL {
   explicit NativeViewGLSurfaceEGL(EGLNativeWindowType window);
 
   // Implement GLSurface.
-  bool Initialize() override;
+  using GLSurfaceEGL::Initialize;
   bool Initialize(GLSurface::Format format) override;
   void Destroy() override;
   bool Resize(const gfx::Size& size,
@@ -157,6 +156,7 @@ class GL_EXPORT PbufferGLSurfaceEGL : public GLSurfaceEGL {
   explicit PbufferGLSurfaceEGL(const gfx::Size& size);
 
   // Implement GLSurface.
+  bool Initialize() override;
   bool Initialize(GLSurface::Format format) override;
   void Destroy() override;
   bool IsOffscreen() override;