Make GL bindings conditional

ui/gl/gl_bindings_autogen_egl.cc

Index: ui/gl/gl_bindings_autogen_egl.cc
diff --git a/ui/gl/gl_bindings_autogen_egl.cc b/ui/gl/gl_bindings_autogen_egl.cc
index 051e1b3abec7709ff7f5019d85932d1eeee3d38a..9f95a262e918db9d96192aa3b73310e09da94500 100644
--- a/ui/gl/gl_bindings_autogen_egl.cc
+++ b/ui/gl/gl_bindings_autogen_egl.cc
@@ -23,6 +23,77 @@ namespace gfx {
 static bool g_debugBindingsInitialized;
 DriverEGL g_driver_egl;
 
+EGLint eglClientWaitSyncKHRNotBound(EGLDisplay dpy,
+                                    EGLSyncKHR sync,
+                                    EGLint flags,
+                                    EGLTimeKHR timeout) {
+  NOTREACHED();
+  return 0;
+}
+EGLImageKHR eglCreateImageKHRNotBound(EGLDisplay dpy,
+                                      EGLContext ctx,
+                                      EGLenum target,
+                                      EGLClientBuffer buffer,
+                                      const EGLint* attrib_list) {
+  NOTREACHED();
+  return 0;
+}
+EGLSyncKHR eglCreateSyncKHRNotBound(EGLDisplay dpy,
+                                    EGLenum type,
+                                    const EGLint* attrib_list) {
+  NOTREACHED();
+  return 0;
+}
+EGLBoolean eglDestroyImageKHRNotBound(EGLDisplay dpy, EGLImageKHR image) {
+  NOTREACHED();
+  return 0;
+}
+EGLBoolean eglDestroySyncKHRNotBound(EGLDisplay dpy, EGLSyncKHR sync) {
+  NOTREACHED();
+  return 0;
+}
+EGLDisplay eglGetPlatformDisplayEXTNotBound(EGLenum platform,
+                                            void* native_display,
+                                            const EGLint* attrib_list) {
+  NOTREACHED();
+  return 0;
+}
+EGLBoolean eglGetSyncAttribKHRNotBound(EGLDisplay dpy,
+                                       EGLSyncKHR sync,
+                                       EGLint attribute,
+                                       EGLint* value) {
+  NOTREACHED();
+  return 0;
+}
+EGLBoolean eglGetSyncValuesCHROMIUMNotBound(EGLDisplay dpy,
+                                            EGLSurface surface,
+                                            EGLuint64CHROMIUM* ust,
+                                            EGLuint64CHROMIUM* msc,
+                                            EGLuint64CHROMIUM* sbc) {
+  NOTREACHED();
+  return 0;
+}
+EGLBoolean eglPostSubBufferNVNotBound(EGLDisplay dpy,
+                                      EGLSurface surface,
+                                      EGLint x,
+                                      EGLint y,
+                                      EGLint width,
+                                      EGLint height) {
+  NOTREACHED();
+  return 0;
+}
+EGLBoolean eglQuerySurfacePointerANGLENotBound(EGLDisplay dpy,
+                                               EGLSurface surface,
+                                               EGLint attribute,
+                                               void** value) {
+  NOTREACHED();
+  return 0;
+}
+EGLint eglWaitSyncKHRNotBound(EGLDisplay dpy, EGLSyncKHR sync, EGLint flags) {
+  NOTREACHED();
+  return 0;
+}
+
 void DriverEGL::InitializeStaticBindings() {
   fn.eglBindAPIFn =
       reinterpret_cast<eglBindAPIProc>(GetGLProcAddress("eglBindAPI"));
@@ -30,14 +101,14 @@ void DriverEGL::InitializeStaticBindings() {
       GetGLProcAddress("eglBindTexImage"));
   fn.eglChooseConfigFn = reinterpret_cast<eglChooseConfigProc>(
       GetGLProcAddress("eglChooseConfig"));
-  fn.eglClientWaitSyncKHRFn = reinterpret_cast<eglClientWaitSyncKHRProc>(
-      GetGLProcAddress("eglClientWaitSyncKHR"));
+  fn.eglClientWaitSyncKHRFn =
+      reinterpret_cast<eglClientWaitSyncKHRProc>(eglClientWaitSyncKHRNotBound);
   fn.eglCopyBuffersFn =
       reinterpret_cast<eglCopyBuffersProc>(GetGLProcAddress("eglCopyBuffers"));
   fn.eglCreateContextFn = reinterpret_cast<eglCreateContextProc>(
       GetGLProcAddress("eglCreateContext"));
-  fn.eglCreateImageKHRFn = reinterpret_cast<eglCreateImageKHRProc>(
-      GetGLProcAddress("eglCreateImageKHR"));
+  fn.eglCreateImageKHRFn =
+      reinterpret_cast<eglCreateImageKHRProc>(eglCreateImageKHRNotBound);
   fn.eglCreatePbufferFromClientBufferFn =
       reinterpret_cast<eglCreatePbufferFromClientBufferProc>(
           GetGLProcAddress("eglCreatePbufferFromClientBuffer"));
@@ -45,18 +116,18 @@ void DriverEGL::InitializeStaticBindings() {
       GetGLProcAddress("eglCreatePbufferSurface"));
   fn.eglCreatePixmapSurfaceFn = reinterpret_cast<eglCreatePixmapSurfaceProc>(
       GetGLProcAddress("eglCreatePixmapSurface"));
-  fn.eglCreateSyncKHRFn = reinterpret_cast<eglCreateSyncKHRProc>(
-      GetGLProcAddress("eglCreateSyncKHR"));
+  fn.eglCreateSyncKHRFn =
+      reinterpret_cast<eglCreateSyncKHRProc>(eglCreateSyncKHRNotBound);
   fn.eglCreateWindowSurfaceFn = reinterpret_cast<eglCreateWindowSurfaceProc>(
       GetGLProcAddress("eglCreateWindowSurface"));
   fn.eglDestroyContextFn = reinterpret_cast<eglDestroyContextProc>(
       GetGLProcAddress("eglDestroyContext"));
-  fn.eglDestroyImageKHRFn = reinterpret_cast<eglDestroyImageKHRProc>(
-      GetGLProcAddress("eglDestroyImageKHR"));
+  fn.eglDestroyImageKHRFn =
+      reinterpret_cast<eglDestroyImageKHRProc>(eglDestroyImageKHRNotBound);
   fn.eglDestroySurfaceFn = reinterpret_cast<eglDestroySurfaceProc>(
       GetGLProcAddress("eglDestroySurface"));
-  fn.eglDestroySyncKHRFn = reinterpret_cast<eglDestroySyncKHRProc>(
-      GetGLProcAddress("eglDestroySyncKHR"));
+  fn.eglDestroySyncKHRFn =
+      reinterpret_cast<eglDestroySyncKHRProc>(eglDestroySyncKHRNotBound);
   fn.eglGetConfigAttribFn = reinterpret_cast<eglGetConfigAttribProc>(
       GetGLProcAddress("eglGetConfigAttrib"));
   fn.eglGetConfigsFn =
@@ -73,20 +144,20 @@ void DriverEGL::InitializeStaticBindings() {
       reinterpret_cast<eglGetErrorProc>(GetGLProcAddress("eglGetError"));
   fn.eglGetPlatformDisplayEXTFn =
       reinterpret_cast<eglGetPlatformDisplayEXTProc>(
-          GetGLProcAddress("eglGetPlatformDisplayEXT"));
+          eglGetPlatformDisplayEXTNotBound);
   fn.eglGetProcAddressFn = reinterpret_cast<eglGetProcAddressProc>(
       GetGLProcAddress("eglGetProcAddress"));
-  fn.eglGetSyncAttribKHRFn = reinterpret_cast<eglGetSyncAttribKHRProc>(
-      GetGLProcAddress("eglGetSyncAttribKHR"));
+  fn.eglGetSyncAttribKHRFn =
+      reinterpret_cast<eglGetSyncAttribKHRProc>(eglGetSyncAttribKHRNotBound);
   fn.eglGetSyncValuesCHROMIUMFn =
       reinterpret_cast<eglGetSyncValuesCHROMIUMProc>(
-          GetGLProcAddress("eglGetSyncValuesCHROMIUM"));
+          eglGetSyncValuesCHROMIUMNotBound);
   fn.eglInitializeFn =
       reinterpret_cast<eglInitializeProc>(GetGLProcAddress("eglInitialize"));
   fn.eglMakeCurrentFn =
       reinterpret_cast<eglMakeCurrentProc>(GetGLProcAddress("eglMakeCurrent"));
-  fn.eglPostSubBufferNVFn = reinterpret_cast<eglPostSubBufferNVProc>(
-      GetGLProcAddress("eglPostSubBufferNV"));
+  fn.eglPostSubBufferNVFn =
+      reinterpret_cast<eglPostSubBufferNVProc>(eglPostSubBufferNVNotBound);
   fn.eglQueryAPIFn =
       reinterpret_cast<eglQueryAPIProc>(GetGLProcAddress("eglQueryAPI"));
   fn.eglQueryContextFn = reinterpret_cast<eglQueryContextProc>(
@@ -97,7 +168,7 @@ void DriverEGL::InitializeStaticBindings() {
       GetGLProcAddress("eglQuerySurface"));
   fn.eglQuerySurfacePointerANGLEFn =
       reinterpret_cast<eglQuerySurfacePointerANGLEProc>(
-          GetGLProcAddress("eglQuerySurfacePointerANGLE"));
+          eglQuerySurfacePointerANGLENotBound);
   fn.eglReleaseTexImageFn = reinterpret_cast<eglReleaseTexImageProc>(
       GetGLProcAddress("eglReleaseTexImage"));
   fn.eglReleaseThreadFn = reinterpret_cast<eglReleaseThreadProc>(
@@ -117,14 +188,9 @@ void DriverEGL::InitializeStaticBindings() {
   fn.eglWaitNativeFn =
       reinterpret_cast<eglWaitNativeProc>(GetGLProcAddress("eglWaitNative"));
   fn.eglWaitSyncKHRFn =
-      reinterpret_cast<eglWaitSyncKHRProc>(GetGLProcAddress("eglWaitSyncKHR"));
-}
-
-void DriverEGL::InitializeDynamicBindings(GLContext* context) {
-  DCHECK(context && context->IsCurrent(NULL));
-  const GLVersionInfo* ver = context->GetVersionInfo();
-  ALLOW_UNUSED_LOCAL(ver);
-  std::string extensions = context->GetExtensions() + " ";
+      reinterpret_cast<eglWaitSyncKHRProc>(eglWaitSyncKHRNotBound);
+  std::string extensions(GetPlatformExtensions());
+  extensions += " ";
   ALLOW_UNUSED_LOCAL(extensions);
 
   ext.b_EGL_ANGLE_d3d_share_handle_client_buffer =
@@ -143,13 +209,144 @@ void DriverEGL::InitializeDynamicBindings(GLContext* context) {
       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;
 
+  fn.eglClientWaitSyncKHRFn = 0;
+  debug_fn.eglClientWaitSyncKHRFn = 0;
+  if ((ext.b_EGL_KHR_fence_sync || ext.b_EGL_KHR_reusable_sync)) {
+    fn.eglClientWaitSyncKHRFn = reinterpret_cast<eglClientWaitSyncKHRProc>(
+        GetGLProcAddress("eglClientWaitSyncKHR"));
+  } else {
+    fn.eglClientWaitSyncKHRFn = reinterpret_cast<eglClientWaitSyncKHRProc>(
+        eglClientWaitSyncKHRNotBound);
+  }
+  DCHECK(fn.eglClientWaitSyncKHRFn);
+
+  fn.eglCreateImageKHRFn = 0;
+  debug_fn.eglCreateImageKHRFn = 0;
+  if ((ext.b_EGL_KHR_image || ext.b_EGL_KHR_image_base ||
+       ext.b_EGL_KHR_gl_texture_2D_image)) {
+    fn.eglCreateImageKHRFn = reinterpret_cast<eglCreateImageKHRProc>(
+        GetGLProcAddress("eglCreateImageKHR"));
+  } else {
+    fn.eglCreateImageKHRFn =
+        reinterpret_cast<eglCreateImageKHRProc>(eglCreateImageKHRNotBound);
+  }
+  DCHECK(fn.eglCreateImageKHRFn);
+
+  fn.eglCreateSyncKHRFn = 0;
+  debug_fn.eglCreateSyncKHRFn = 0;
+  if ((ext.b_EGL_KHR_fence_sync || ext.b_EGL_KHR_reusable_sync)) {
+    fn.eglCreateSyncKHRFn = reinterpret_cast<eglCreateSyncKHRProc>(
+        GetGLProcAddress("eglCreateSyncKHR"));
+  } else {
+    fn.eglCreateSyncKHRFn =
+        reinterpret_cast<eglCreateSyncKHRProc>(eglCreateSyncKHRNotBound);
+  }
+  DCHECK(fn.eglCreateSyncKHRFn);
+
+  fn.eglDestroyImageKHRFn = 0;
+  debug_fn.eglDestroyImageKHRFn = 0;
+  if ((ext.b_EGL_KHR_image || ext.b_EGL_KHR_image_base)) {
+    fn.eglDestroyImageKHRFn = reinterpret_cast<eglDestroyImageKHRProc>(
+        GetGLProcAddress("eglDestroyImageKHR"));
+  } else {
+    fn.eglDestroyImageKHRFn =
+        reinterpret_cast<eglDestroyImageKHRProc>(eglDestroyImageKHRNotBound);
+  }
+  DCHECK(fn.eglDestroyImageKHRFn);
+
+  fn.eglDestroySyncKHRFn = 0;
+  debug_fn.eglDestroySyncKHRFn = 0;
+  if ((ext.b_EGL_KHR_fence_sync || ext.b_EGL_KHR_reusable_sync)) {
+    fn.eglDestroySyncKHRFn = reinterpret_cast<eglDestroySyncKHRProc>(
+        GetGLProcAddress("eglDestroySyncKHR"));
+  } else {
+    fn.eglDestroySyncKHRFn =
+        reinterpret_cast<eglDestroySyncKHRProc>(eglDestroySyncKHRNotBound);
+  }
+  DCHECK(fn.eglDestroySyncKHRFn);
+
+  fn.eglGetPlatformDisplayEXTFn = 0;
+  debug_fn.eglGetPlatformDisplayEXTFn = 0;
+  if (ext.b_EGL_ANGLE_platform_angle) {
+    fn.eglGetPlatformDisplayEXTFn =
+        reinterpret_cast<eglGetPlatformDisplayEXTProc>(
+            GetGLProcAddress("eglGetPlatformDisplayEXT"));
+  } else {
+    fn.eglGetPlatformDisplayEXTFn =
+        reinterpret_cast<eglGetPlatformDisplayEXTProc>(
+            eglGetPlatformDisplayEXTNotBound);
+  }
+  DCHECK(fn.eglGetPlatformDisplayEXTFn);
+
+  fn.eglGetSyncAttribKHRFn = 0;
+  debug_fn.eglGetSyncAttribKHRFn = 0;
+  if ((ext.b_EGL_KHR_fence_sync || ext.b_EGL_KHR_reusable_sync)) {
+    fn.eglGetSyncAttribKHRFn = reinterpret_cast<eglGetSyncAttribKHRProc>(
+        GetGLProcAddress("eglGetSyncAttribKHR"));
+  } else {
+    fn.eglGetSyncAttribKHRFn =
+        reinterpret_cast<eglGetSyncAttribKHRProc>(eglGetSyncAttribKHRNotBound);
+  }
+  DCHECK(fn.eglGetSyncAttribKHRFn);
+
+  fn.eglGetSyncValuesCHROMIUMFn = 0;
+  debug_fn.eglGetSyncValuesCHROMIUMFn = 0;
+  if (ext.b_EGL_CHROMIUM_sync_control) {
+    fn.eglGetSyncValuesCHROMIUMFn =
+        reinterpret_cast<eglGetSyncValuesCHROMIUMProc>(
+            GetGLProcAddress("eglGetSyncValuesCHROMIUM"));
+  } else {
+    fn.eglGetSyncValuesCHROMIUMFn =
+        reinterpret_cast<eglGetSyncValuesCHROMIUMProc>(
+            eglGetSyncValuesCHROMIUMNotBound);
+  }
+  DCHECK(fn.eglGetSyncValuesCHROMIUMFn);
+
+  fn.eglPostSubBufferNVFn = 0;
+  debug_fn.eglPostSubBufferNVFn = 0;
+  if (ext.b_EGL_NV_post_sub_buffer) {
+    fn.eglPostSubBufferNVFn = reinterpret_cast<eglPostSubBufferNVProc>(
+        GetGLProcAddress("eglPostSubBufferNV"));
+  } else {
+    fn.eglPostSubBufferNVFn =
+        reinterpret_cast<eglPostSubBufferNVProc>(eglPostSubBufferNVNotBound);
+  }
+  DCHECK(fn.eglPostSubBufferNVFn);
+
+  fn.eglQuerySurfacePointerANGLEFn = 0;
+  debug_fn.eglQuerySurfacePointerANGLEFn = 0;
+  if (ext.b_EGL_ANGLE_query_surface_pointer) {
+    fn.eglQuerySurfacePointerANGLEFn =
+        reinterpret_cast<eglQuerySurfacePointerANGLEProc>(
+            GetGLProcAddress("eglQuerySurfacePointerANGLE"));
+  } else {
+    fn.eglQuerySurfacePointerANGLEFn =
+        reinterpret_cast<eglQuerySurfacePointerANGLEProc>(
+            eglQuerySurfacePointerANGLENotBound);
+  }
+  DCHECK(fn.eglQuerySurfacePointerANGLEFn);
+
+  fn.eglWaitSyncKHRFn = 0;
+  debug_fn.eglWaitSyncKHRFn = 0;
+  if ((ext.b_EGL_KHR_fence_sync || ext.b_EGL_KHR_wait_sync)) {
+    fn.eglWaitSyncKHRFn = reinterpret_cast<eglWaitSyncKHRProc>(
+        GetGLProcAddress("eglWaitSyncKHR"));
+  } else {
+    fn.eglWaitSyncKHRFn =
+        reinterpret_cast<eglWaitSyncKHRProc>(eglWaitSyncKHRNotBound);
+  }
+  DCHECK(fn.eglWaitSyncKHRFn);
+
   if (g_debugBindingsInitialized)
     InitializeDebugBindings();
 }