| Index: chrome/profiling/README.md | 
| diff --git a/chrome/profiling/README.md b/chrome/profiling/README.md | 
| index ea5ffa82df5d701e825b43f0ed5cdcb15e133bdd..4501ecf33651877f38ef576049d883b28f5b2763 100644 | 
| --- a/chrome/profiling/README.md | 
| +++ b/chrome/profiling/README.md | 
| @@ -1,6 +1,11 @@ | 
| # chrome/profiling | 
|  | 
| -This directory contains the code for the "profiling" process. | 
| +This directory contains the code for the "profiling" process. This is in | 
| +active development and is not ready for use. | 
| + | 
| +Design doc: https://docs.google.com/document/d/1eRAgOFgHwYEPge8G1_5UEvu8TJs5VkYCxd6aFU8AIKY | 
|  | 
| Currently this is used for out-of-process logging of heap profiling data and | 
| -is enabled by setting the GN flag `enable_oop_heap_profiling`. | 
| +is enabled by setting the GN flag `enable_oop_heap_profiling`. The in-process | 
| +code that communicates with the profiling process is in | 
| +`//chrome/common/profiling`. | 
|  |