1 files changed, 1 insertions, 18 deletions
diff --git a/ui/gl/gl_gl_api_implementation.cc b/ui/gl/gl_gl_api_implementation.cc
index 1f9a06d..ce8a711 100644
--- a/ui/gl/gl_gl_api_implementation.cc
+++ b/ui/gl/gl_gl_api_implementation.cc
@@ -146,35 +146,18 @@ static void GL_BINDING_CALL CustomRenderbufferStorageMultisampleEXT(
 
 }  // anonymous namespace
 
-DriverGL::DriverGL() { ClearBindings(); }
-
 void DriverGL::InitializeCustomDynamicBindings(GLContext* context) {
   InitializeDynamicBindings(context);
-
-  DCHECK(orig_fn.glTexImage2DFn == NULL);
-  orig_fn.glTexImage2DFn = fn.glTexImage2DFn;
+  orig_fn = fn;
   fn.glTexImage2DFn =
       reinterpret_cast<glTexImage2DProc>(CustomTexImage2D);
-
-  DCHECK(orig_fn.glTexSubImage2DFn == NULL);
-  orig_fn.glTexSubImage2DFn = fn.glTexSubImage2DFn;
   fn.glTexSubImage2DFn =
       reinterpret_cast<glTexSubImage2DProc>(CustomTexSubImage2D);
-
-  DCHECK(orig_fn.glTexStorage2DEXTFn == NULL);
-  orig_fn.glTexStorage2DEXTFn = fn.glTexStorage2DEXTFn;
   fn.glTexStorage2DEXTFn =
       reinterpret_cast<glTexStorage2DEXTProc>(CustomTexStorage2DEXT);
-
-  DCHECK(orig_fn.glRenderbufferStorageEXTFn == NULL);
-  orig_fn.glRenderbufferStorageEXTFn = fn.glRenderbufferStorageEXTFn;
   fn.glRenderbufferStorageEXTFn =
       reinterpret_cast<glRenderbufferStorageEXTProc>(
       CustomRenderbufferStorageEXT);
-
-  DCHECK(orig_fn.glRenderbufferStorageMultisampleEXTFn == NULL);
-  orig_fn.glRenderbufferStorageMultisampleEXTFn =
-      fn.glRenderbufferStorageMultisampleEXTFn;
   fn.glRenderbufferStorageMultisampleEXTFn =
       reinterpret_cast<glRenderbufferStorageMultisampleEXTProc>(
       CustomRenderbufferStorageMultisampleEXT);