Respect the disabled extension list during binding initialization.

ui/gl/gl_bindings_autogen_gl.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 419 matching lines @@
   fn.glVertexAttribI4uiFn = 0;
   fn.glVertexAttribI4uivFn = 0;
   fn.glVertexAttribIPointerFn = 0;
   fn.glVertexAttribPointerFn = reinterpret_cast<glVertexAttribPointerProc>(
       GetGLProcAddress("glVertexAttribPointer"));
   fn.glViewportFn =
       reinterpret_cast<glViewportProc>(GetGLProcAddress("glViewport"));
   fn.glWaitSyncFn = 0;
 }
 
-void DriverGL::InitializeDynamicBindings(GLContext* context) {
+void DriverGL::InitializeExtensionBindings(
+    GLContext* context,
+    const std::set<std::string>& enabled_extensions) {
   DCHECK(context && context->IsCurrent(NULL));
   const GLVersionInfo* ver = context->GetVersionInfo();
   ALLOW_UNUSED_LOCAL(ver);
-  std::string extensions = context->GetExtensions() + " ";
-  ALLOW_UNUSED_LOCAL(extensions);
-
   ext.b_GL_ANGLE_framebuffer_blit =
-      extensions.find("GL_ANGLE_framebuffer_blit ") != std::string::npos;
+      enabled_extensions.find("GL_ANGLE_framebuffer_blit") !=
+      enabled_extensions.end();
   ext.b_GL_ANGLE_framebuffer_multisample =
-      extensions.find("GL_ANGLE_framebuffer_multisample ") != std::string::npos;
+      enabled_extensions.find("GL_ANGLE_framebuffer_multisample") !=
+      enabled_extensions.end();
   ext.b_GL_ANGLE_instanced_arrays =
-      extensions.find("GL_ANGLE_instanced_arrays ") != std::string::npos;
+      enabled_extensions.find("GL_ANGLE_instanced_arrays") !=
+      enabled_extensions.end();
   ext.b_GL_ANGLE_translated_shader_source =
-      extensions.find("GL_ANGLE_translated_shader_source ") !=
-      std::string::npos;
+      enabled_extensions.find("GL_ANGLE_translated_shader_source") !=
+      enabled_extensions.end();
   ext.b_GL_APPLE_fence =
-      extensions.find("GL_APPLE_fence ") != std::string::npos;
+      enabled_extensions.find("GL_APPLE_fence") != enabled_extensions.end();
   ext.b_GL_APPLE_vertex_array_object =
-      extensions.find("GL_APPLE_vertex_array_object ") != std::string::npos;
-  ext.b_GL_ARB_draw_buffers =
-      extensions.find("GL_ARB_draw_buffers ") != std::string::npos;
+      enabled_extensions.find("GL_APPLE_vertex_array_object") !=
+      enabled_extensions.end();
+  ext.b_GL_ARB_draw_buffers = enabled_extensions.find("GL_ARB_draw_buffers") !=
+                              enabled_extensions.end();
   ext.b_GL_ARB_draw_instanced =
-      extensions.find("GL_ARB_draw_instanced ") != std::string::npos;
+      enabled_extensions.find("GL_ARB_draw_instanced") !=
+      enabled_extensions.end();
   ext.b_GL_ARB_get_program_binary =
-      extensions.find("GL_ARB_get_program_binary ") != std::string::npos;
+      enabled_extensions.find("GL_ARB_get_program_binary") !=
+      enabled_extensions.end();
   ext.b_GL_ARB_instanced_arrays =
-      extensions.find("GL_ARB_instanced_arrays ") != std::string::npos;
+      enabled_extensions.find("GL_ARB_instanced_arrays") !=
+      enabled_extensions.end();
   ext.b_GL_ARB_map_buffer_range =
-      extensions.find("GL_ARB_map_buffer_range ") != std::string::npos;
+      enabled_extensions.find("GL_ARB_map_buffer_range") !=
+      enabled_extensions.end();
   ext.b_GL_ARB_occlusion_query =
-      extensions.find("GL_ARB_occlusion_query ") != std::string::npos;
+      enabled_extensions.find("GL_ARB_occlusion_query") !=
+      enabled_extensions.end();
   ext.b_GL_ARB_robustness =
-      extensions.find("GL_ARB_robustness ") != std::string::npos;
-  ext.b_GL_ARB_sync = extensions.find("GL_ARB_sync ") != std::string::npos;
+      enabled_extensions.find("GL_ARB_robustness") != enabled_extensions.end();
+  ext.b_GL_ARB_sync =
+      enabled_extensions.find("GL_ARB_sync") != enabled_extensions.end();
   ext.b_GL_ARB_texture_storage =
-      extensions.find("GL_ARB_texture_storage ") != std::string::npos;
+      enabled_extensions.find("GL_ARB_texture_storage") !=
+      enabled_extensions.end();
   ext.b_GL_ARB_timer_query =
-      extensions.find("GL_ARB_timer_query ") != std::string::npos;
+      enabled_extensions.find("GL_ARB_timer_query") != enabled_extensions.end();
   ext.b_GL_ARB_vertex_array_object =
-      extensions.find("GL_ARB_vertex_array_object ") != std::string::npos;
+      enabled_extensions.find("GL_ARB_vertex_array_object") !=
+      enabled_extensions.end();
   ext.b_GL_CHROMIUM_gles_depth_binding_hack =
-      extensions.find("GL_CHROMIUM_gles_depth_binding_hack ") !=
-      std::string::npos;
+      enabled_extensions.find("GL_CHROMIUM_gles_depth_binding_hack") !=
+      enabled_extensions.end();
   ext.b_GL_CHROMIUM_glgetstringi_hack =
-      extensions.find("GL_CHROMIUM_glgetstringi_hack ") != std::string::npos;
-  ext.b_GL_EXT_debug_marker =
-      extensions.find("GL_EXT_debug_marker ") != std::string::npos;
+      enabled_extensions.find("GL_CHROMIUM_glgetstringi_hack") !=
+      enabled_extensions.end();
+  ext.b_GL_EXT_debug_marker = enabled_extensions.find("GL_EXT_debug_marker") !=
+                              enabled_extensions.end();
   ext.b_GL_EXT_direct_state_access =
-      extensions.find("GL_EXT_direct_state_access ") != std::string::npos;
+      enabled_extensions.find("GL_EXT_direct_state_access") !=
+      enabled_extensions.end();
   ext.b_GL_EXT_discard_framebuffer =
-      extensions.find("GL_EXT_discard_framebuffer ") != std::string::npos;
+      enabled_extensions.find("GL_EXT_discard_framebuffer") !=
+      enabled_extensions.end();
   ext.b_GL_EXT_disjoint_timer_query =
-      extensions.find("GL_EXT_disjoint_timer_query ") != std::string::npos;
-  ext.b_GL_EXT_draw_buffers =
-      extensions.find("GL_EXT_draw_buffers ") != std::string::npos;
+      enabled_extensions.find("GL_EXT_disjoint_timer_query") !=
+      enabled_extensions.end();
+  ext.b_GL_EXT_draw_buffers = enabled_extensions.find("GL_EXT_draw_buffers") !=
+                              enabled_extensions.end();
   ext.b_GL_EXT_framebuffer_blit =
-      extensions.find("GL_EXT_framebuffer_blit ") != std::string::npos;
+      enabled_extensions.find("GL_EXT_framebuffer_blit") !=
+      enabled_extensions.end();
   ext.b_GL_EXT_framebuffer_multisample =
-      extensions.find("GL_EXT_framebuffer_multisample ") != std::string::npos;
+      enabled_extensions.find("GL_EXT_framebuffer_multisample") !=
+      enabled_extensions.end();
   ext.b_GL_EXT_framebuffer_object =
-      extensions.find("GL_EXT_framebuffer_object ") != std::string::npos;
+      enabled_extensions.find("GL_EXT_framebuffer_object") !=
+      enabled_extensions.end();
   ext.b_GL_EXT_map_buffer_range =
-      extensions.find("GL_EXT_map_buffer_range ") != std::string::npos;
+      enabled_extensions.find("GL_EXT_map_buffer_range") !=
+      enabled_extensions.end();
   ext.b_GL_EXT_multisampled_render_to_texture =
-      extensions.find("GL_EXT_multisampled_render_to_texture ") !=
-      std::string::npos;
+      enabled_extensions.find("GL_EXT_multisampled_render_to_texture") !=
+      enabled_extensions.end();
   ext.b_GL_EXT_occlusion_query_boolean =
-      extensions.find("GL_EXT_occlusion_query_boolean ") != std::string::npos;
+      enabled_extensions.find("GL_EXT_occlusion_query_boolean") !=
+      enabled_extensions.end();
   ext.b_GL_EXT_robustness =
-      extensions.find("GL_EXT_robustness ") != std::string::npos;
+      enabled_extensions.find("GL_EXT_robustness") != enabled_extensions.end();
   ext.b_GL_EXT_texture_storage =
-      extensions.find("GL_EXT_texture_storage ") != std::string::npos;
+      enabled_extensions.find("GL_EXT_texture_storage") !=
+      enabled_extensions.end();
   ext.b_GL_EXT_timer_query =
-      extensions.find("GL_EXT_timer_query ") != std::string::npos;
+      enabled_extensions.find("GL_EXT_timer_query") != enabled_extensions.end();
   ext.b_GL_IMG_multisampled_render_to_texture =
-      extensions.find("GL_IMG_multisampled_render_to_texture ") !=
-      std::string::npos;
+      enabled_extensions.find("GL_IMG_multisampled_render_to_texture") !=
+      enabled_extensions.end();
   ext.b_GL_KHR_blend_equation_advanced =
-      extensions.find("GL_KHR_blend_equation_advanced ") != std::string::npos;
+      enabled_extensions.find("GL_KHR_blend_equation_advanced") !=
+      enabled_extensions.end();
   ext.b_GL_KHR_robustness =
-      extensions.find("GL_KHR_robustness ") != std::string::npos;
+      enabled_extensions.find("GL_KHR_robustness") != enabled_extensions.end();
   ext.b_GL_NV_blend_equation_advanced =
-      extensions.find("GL_NV_blend_equation_advanced ") != std::string::npos;
-  ext.b_GL_NV_fence = extensions.find("GL_NV_fence ") != std::string::npos;
+      enabled_extensions.find("GL_NV_blend_equation_advanced") !=
+      enabled_extensions.end();
+  ext.b_GL_NV_fence =
+      enabled_extensions.find("GL_NV_fence") != enabled_extensions.end();
   ext.b_GL_NV_path_rendering =
-      extensions.find("GL_NV_path_rendering ") != std::string::npos;
+      enabled_extensions.find("GL_NV_path_rendering") !=
+      enabled_extensions.end();
   ext.b_GL_OES_EGL_image =
-      extensions.find("GL_OES_EGL_image ") != std::string::npos;
+      enabled_extensions.find("GL_OES_EGL_image") != enabled_extensions.end();
   ext.b_GL_OES_get_program_binary =
-      extensions.find("GL_OES_get_program_binary ") != std::string::npos;
+      enabled_extensions.find("GL_OES_get_program_binary") !=
+      enabled_extensions.end();
   ext.b_GL_OES_mapbuffer =
-      extensions.find("GL_OES_mapbuffer ") != std::string::npos;
+      enabled_extensions.find("GL_OES_mapbuffer") != enabled_extensions.end();
   ext.b_GL_OES_vertex_array_object =
-      extensions.find("GL_OES_vertex_array_object ") != std::string::npos;
-
+      enabled_extensions.find("GL_OES_vertex_array_object") !=
+      enabled_extensions.end();
   debug_fn.glBeginQueryFn = 0;
   if (!ver->is_es || ver->IsAtLeastGLES(3u, 0u)) {
     fn.glBeginQueryFn =
         reinterpret_cast<glBeginQueryProc>(GetGLProcAddress("glBeginQuery"));
     DCHECK(fn.glBeginQueryFn);
   } else if (ext.b_GL_ARB_occlusion_query) {
     fn.glBeginQueryFn =
         reinterpret_cast<glBeginQueryProc>(GetGLProcAddress("glBeginQueryARB"));
     DCHECK(fn.glBeginQueryFn);
   } else if (ext.b_GL_EXT_disjoint_timer_query ||
@@ skipping 11265 matching lines @@
 
 GLenum NoContextGLApi::glWaitSyncFn(GLsync sync,
                                     GLbitfield flags,
                                     GLuint64 timeout) {
   NOTREACHED() << "Trying to call glWaitSync() without current GL context";
   LOG(ERROR) << "Trying to call glWaitSync() without current GL context";
   return static_cast<GLenum>(0);
 }
 
 }  // namespace gfx