Exclude references to EGL and relevant files when building chromecast as the current version of chr…

ui/gl/gl_implementation.cc

 // Copyright (c) 2012 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.
 
 #include "ui/gl/gl_implementation.h"
 
 #include <algorithm>
 #include <string>
 
 #include "base/at_exit.h"
@@ skipping 51 matching lines @@
 GLXApi* g_current_glx_context;
 
 #elif defined(USE_OZONE)
 
 EGLApi* g_current_egl_context;
 
 #elif defined(OS_ANDROID)
 
 EGLApi* g_current_egl_context;
 
+#elif defined(CHROMECAST_BUILD)
+
+EGLApi* g_current_egl_context;
+
 #endif
 
 GLImplementation GetNamedGLImplementation(const std::string& name) {
   for (size_t i = 0; i < ARRAYSIZE_UNSAFE(kGLImplementationNamePairs); ++i) {
     if (name == kGLImplementationNamePairs[i].name)
       return kGLImplementationNamePairs[i].implementation;
   }
 
   return kGLImplementationNone;
 }
@@ skipping 76 matching lines @@
 }
 
 DisableNullDrawGLBindings::~DisableNullDrawGLBindings() {
   SetNullDrawGLBindingsEnabledGL(initial_enabled_);
 }
 
 GLWindowSystemBindingInfo::GLWindowSystemBindingInfo()
     : direct_rendering(true) {}
 
 }  // namespace gfx