Fix documentation on using SublimeClang

TBR=randomdsadsassli@chromium.org

Change-Id: I832865b15931918f576408f087dabb6b40a272f3
Reviewed-on: https://chromium-review.googlesource.com/978206
Commit-Queue: Ivan Šandrk <isandrk@chromium.org>
Reviewed-by: Ivan Šandrk <isandrk@chromium.org>
Cr-Commit-Position: refs/heads/master@{#545416}

docs/sublime_ide.md

@@ -300,6 +300,8 @@ resource directory instead of that supplied by SublimeClang.
     cd SublimeClang
     # Copy libclang.so to the internals dir
     cp /usr/lib/llvm-3.9/lib/libclang.so.1 internals/libclang.so
+    # Fix src/main.cpp (shared_ptr -> std::shared_ptr)
+    sed -i -- 's/shared_ptr/std::shared_ptr/g' src/main.cpp
     # Make the project - should be really quick, since libclang.so is already built
     cd src && mkdir build && cd build
     cmake ..