diff --git a/include/gpu/gl/GrGLInterface.h b/include/gpu/gl/GrGLInterface.h
index af3ca67dcc..14d2521d12 100644
--- a/include/gpu/gl/GrGLInterface.h
+++ b/include/gpu/gl/GrGLInterface.h
@@ -85,7 +85,9 @@ public:
 
     GrGLExtensions fExtensions;
 
+#ifdef SK_GL
     bool hasExtension(const char ext[]) const { return fExtensions.has(ext); }
+#endif
 
     /**
      * The function pointers are in a struct so that we can have a compiler generated assignment
diff --git a/src/gpu/gl/GrGLContext.h b/src/gpu/gl/GrGLContext.h
index 93bd57c2c5..487774d7d5 100644
--- a/src/gpu/gl/GrGLContext.h
+++ b/src/gpu/gl/GrGLContext.h
@@ -45,9 +45,11 @@ public:
     const GrGLCaps* caps() const { return fGLCaps.get(); }
     GrGLCaps* caps() { return fGLCaps.get(); }
 
+#ifdef SK_GL
     bool hasExtension(const char* ext) const {
         return fInterface->hasExtension(ext);
     }
+#endif
 
     const GrGLExtensions& extensions() const { return fInterface->fExtensions; }
 
diff --git a/src/gpu/gl/GrGLGpu.h b/src/gpu/gl/GrGLGpu.h
index 50affac85e..f0f28046a9 100644
--- a/src/gpu/gl/GrGLGpu.h
+++ b/src/gpu/gl/GrGLGpu.h
@@ -277,6 +277,7 @@ private:
     // compatible stencil format, or negative if there is no compatible stencil format.
     int getCompatibleStencilIndex(GrGLFormat format);
 
+#ifdef SK_GL
     GrBackendFormat getPreferredStencilFormat(const GrBackendFormat& format) override {
         int idx = this->getCompatibleStencilIndex(format.asGLFormat());
         if (idx < 0) {
@@ -285,6 +286,7 @@ private:
         return GrBackendFormat::MakeGL(GrGLFormatToEnum(this->glCaps().stencilFormats()[idx]),
                                        GR_GL_TEXTURE_NONE);
     }
+#endif
 
     void onFBOChanged();