--- a/gfx/gl/GLContext.cpp
+++ b/gfx/gl/GLContext.cpp
@@ -548,21 +548,18 @@ GLContext::InitWithPrefixImpl(const char
     uint32_t majorVer, minorVer;
     if (!ParseVersion(versionStr, &majorVer, &minorVer)) {
         MOZ_ASSERT(false, "Failed to parse GL_VERSION");
         return false;
     }
     MOZ_ASSERT(majorVer < 10);
     MOZ_ASSERT(minorVer < 10);
     mVersion = majorVer*100 + minorVer*10;
-    if (mVersion < 200) {
-        // Mac OSX 10.6/10.7 machines with Intel GPUs claim only OpenGL 1.4 but
-        // have all the GL2+ extensions that we need.
-        mVersion = 200;
-    }
+    if (mVersion < 200)
+        return false;
 
     ////
 
     const auto glslVersionStr = (const char*)fGetString(LOCAL_GL_SHADING_LANGUAGE_VERSION);
     if (!glslVersionStr) {
         // This happens on the Android emulators. We'll just return 100
         mShadingLanguageVersion = 100;
     } else if (ParseVersion(glslVersionStr, &majorVer, &minorVer)) {