Parse GL_VERSION incorrectly when version string is without release_number

ui/gl/BUILD.gn

 # Copyright 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 import("//build/config/ui.gni")
 import("//testing/test.gni")
 
 use_egl = is_win || is_android || is_linux
 use_glx = use_x11
 
@@ skipping 320 matching lines @@
     configs += [ "//build/config/linux:x11" ]
     deps += [ "//ui/platform_window/x11" ]
   }
 }
 
 test("gl_unittests") {
   sources = [
     "gl_api_unittest.cc",
     "gl_image_ref_counted_memory_unittest.cc",
     "gl_image_shared_memory_unittest.cc",
+    "gl_version_info_unittest.cc",
     "gpu_timing_unittest.cc",
     "test/run_all_unittests.cc",
   ]
 
   if (use_egl) {
     sources += [
       "egl_api_unittest.cc",
       "test/egl_initialization_displays_unittest.cc",
     ]
   }
@@ skipping 49 matching lines @@
     sources = [
       "../android/java/src/org/chromium/ui/gl/SurfaceTextureListener.java",
       "../android/java/src/org/chromium/ui/gl/SurfaceTexturePlatformWrapper.java",
     ]
     public_deps = [
       ":surface_jni_headers",
     ]
     jni_package = "ui/gl"
   }
 }