Allow deleted resources to be used

gpu/command_buffer/service/vertex_attrib_manager.cc

Index: gpu/command_buffer/service/vertex_attrib_manager.cc
diff --git a/gpu/command_buffer/service/vertex_attrib_manager.cc b/gpu/command_buffer/service/vertex_attrib_manager.cc
index 7ba709baf1b1dfefd3cca90e4bb51e4744b37849..9df444c5d243795770dbf460ad0c7938745997ff 100644
--- a/gpu/command_buffer/service/vertex_attrib_manager.cc
+++ b/gpu/command_buffer/service/vertex_attrib_manager.cc
@@ -88,6 +88,11 @@ bool VertexAttribManager::Enable(GLuint index, bool enable) {
   return true;
 }
 
+void VertexAttribManager::Unbind(BufferManager::BufferInfo* buffer) {
+  for (uint32 vv = 0; vv < max_vertex_attribs_; ++vv) {
+    vertex_attrib_infos_[vv].Unbind(buffer);
+  }
+}
 
 }  // namespace gles2
 }  // namespace gpu