GcToolchainTricks: update the timeline to remove plan 9 c compilers.
diff --git a/GcToolchainTricks.md b/GcToolchainTricks.md
index e328485..766597f 100644
--- a/GcToolchainTricks.md
+++ b/GcToolchainTricks.md
@@ -1,4 +1,4 @@
-_**Update: the Plan 9 C compilers are going away in future releases of Go (probably in Go 1.5), so some of the tricks below that use them are deprecated.**_
+_**Update: the Plan 9 C compilers are going away in future releases of Go (scheduled in Go 1.5), so some of the tricks below that use them are deprecated.**_
# Introduction
This page documents some less well-known (perhaps advanced) tricks for the ` gc ` toolchain (and the Go tool).
