Respect the disabled extension list during binding initialization.

ui/gl/gl_bindings_autogen_egl.cc

 // 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.
 //
 // This file is auto-generated from
 // ui/gl/generate_bindings.py
 // It's formatted by clang-format using chromium coding style:
 //    clang-format -i -style=chromium filename
 // DO NOT EDIT!
 
@@ skipping 86 matching lines @@
       GetGLProcAddress("eglSwapInterval"));
   fn.eglTerminateFn =
       reinterpret_cast<eglTerminateProc>(GetGLProcAddress("eglTerminate"));
   fn.eglWaitClientFn =
       reinterpret_cast<eglWaitClientProc>(GetGLProcAddress("eglWaitClient"));
   fn.eglWaitGLFn =
       reinterpret_cast<eglWaitGLProc>(GetGLProcAddress("eglWaitGL"));
   fn.eglWaitNativeFn =
       reinterpret_cast<eglWaitNativeProc>(GetGLProcAddress("eglWaitNative"));
   fn.eglWaitSyncKHRFn = 0;
-  std::string client_extensions(GetClientExtensions());
-  client_extensions += " ";
-  ALLOW_UNUSED_LOCAL(client_extensions);
+}
 
+void DriverEGL::InitializeExtensionBindings(
+    const std::set<std::string>& enabled_extensions) {
   ext.b_EGL_EXT_platform_base =
-      client_extensions.find("EGL_EXT_platform_base ") != std::string::npos;
-
+      enabled_extensions.find("EGL_EXT_platform_base") !=
+      enabled_extensions.end();
+  ext.b_EGL_ANGLE_d3d_share_handle_client_buffer =
+      enabled_extensions.find("EGL_ANGLE_d3d_share_handle_client_buffer") !=
+      enabled_extensions.end();
+  ext.b_EGL_ANGLE_query_surface_pointer =
+      enabled_extensions.find("EGL_ANGLE_query_surface_pointer") !=
+      enabled_extensions.end();
+  ext.b_EGL_ANGLE_surface_d3d_texture_2d_share_handle =
+      enabled_extensions.find(
+          "EGL_ANGLE_surface_d3d_texture_2d_share_handle") !=
+      enabled_extensions.end();
+  ext.b_EGL_CHROMIUM_sync_control =
+      enabled_extensions.find("EGL_CHROMIUM_sync_control") !=
+      enabled_extensions.end();
+  ext.b_EGL_KHR_fence_sync =
+      enabled_extensions.find("EGL_KHR_fence_sync") != enabled_extensions.end();
+  ext.b_EGL_KHR_gl_texture_2D_image =
+      enabled_extensions.find("EGL_KHR_gl_texture_2D_image") !=
+      enabled_extensions.end();
+  ext.b_EGL_KHR_image =
+      enabled_extensions.find("EGL_KHR_image") != enabled_extensions.end();
+  ext.b_EGL_KHR_image_base =
+      enabled_extensions.find("EGL_KHR_image_base") != enabled_extensions.end();
+  ext.b_EGL_KHR_reusable_sync =
+      enabled_extensions.find("EGL_KHR_reusable_sync") !=
+      enabled_extensions.end();
+  ext.b_EGL_KHR_wait_sync =
+      enabled_extensions.find("EGL_KHR_wait_sync") != enabled_extensions.end();
+  ext.b_EGL_NV_post_sub_buffer =
+      enabled_extensions.find("EGL_NV_post_sub_buffer") !=
+      enabled_extensions.end();
   debug_fn.eglGetPlatformDisplayEXTFn = 0;
   if (ext.b_EGL_EXT_platform_base) {
     fn.eglGetPlatformDisplayEXTFn =
         reinterpret_cast<eglGetPlatformDisplayEXTProc>(
             GetGLProcAddress("eglGetPlatformDisplayEXT"));
     DCHECK(fn.eglGetPlatformDisplayEXTFn);
   }
-  std::string extensions(GetPlatformExtensions());
-  extensions += " ";
-  ALLOW_UNUSED_LOCAL(extensions);
-
-  ext.b_EGL_ANGLE_d3d_share_handle_client_buffer =
-      extensions.find("EGL_ANGLE_d3d_share_handle_client_buffer ") !=
-      std::string::npos;
-  ext.b_EGL_ANGLE_query_surface_pointer =
-      extensions.find("EGL_ANGLE_query_surface_pointer ") != std::string::npos;
-  ext.b_EGL_ANGLE_surface_d3d_texture_2d_share_handle =
-      extensions.find("EGL_ANGLE_surface_d3d_texture_2d_share_handle ") !=
-      std::string::npos;
-  ext.b_EGL_CHROMIUM_sync_control =
-      extensions.find("EGL_CHROMIUM_sync_control ") != std::string::npos;
-  ext.b_EGL_KHR_fence_sync =
-      extensions.find("EGL_KHR_fence_sync ") != std::string::npos;
-  ext.b_EGL_KHR_gl_texture_2D_image =
-      extensions.find("EGL_KHR_gl_texture_2D_image ") != std::string::npos;
-  ext.b_EGL_KHR_image = extensions.find("EGL_KHR_image ") != std::string::npos;
-  ext.b_EGL_KHR_image_base =
-      extensions.find("EGL_KHR_image_base ") != std::string::npos;
-  ext.b_EGL_KHR_reusable_sync =
-      extensions.find("EGL_KHR_reusable_sync ") != std::string::npos;
-  ext.b_EGL_KHR_wait_sync =
-      extensions.find("EGL_KHR_wait_sync ") != std::string::npos;
-  ext.b_EGL_NV_post_sub_buffer =
-      extensions.find("EGL_NV_post_sub_buffer ") != std::string::npos;
 
   debug_fn.eglClientWaitSyncKHRFn = 0;
   if (ext.b_EGL_KHR_fence_sync || ext.b_EGL_KHR_reusable_sync) {
     fn.eglClientWaitSyncKHRFn = reinterpret_cast<eglClientWaitSyncKHRProc>(
         GetGLProcAddress("eglClientWaitSyncKHR"));
     DCHECK(fn.eglClientWaitSyncKHRFn);
   }
 
   debug_fn.eglCreateImageKHRFn = 0;
   if (ext.b_EGL_KHR_image || ext.b_EGL_KHR_image_base ||
@@ skipping 1330 matching lines @@
 }
 
 EGLint TraceEGLApi::eglWaitSyncKHRFn(EGLDisplay dpy,
                                      EGLSyncKHR sync,
                                      EGLint flags) {
   TRACE_EVENT_BINARY_EFFICIENT0("gpu", "TraceGLAPI::eglWaitSyncKHR")
   return egl_api_->eglWaitSyncKHRFn(dpy, sync, flags);
 }
 
 }  // namespace gfx