Add cpu dimension for Build tasks.

This has no functional impact, but it makes it easier to see how much
bot capacity we are using.

Change-Id: I4a882c6dec438bedff821dc5bf984adac8c0cf45
Reviewed-on: https://skia-review.googlesource.com/51540
Reviewed-by: Eric Boren <borenet@google.com>
Commit-Queue: Ben Wagner <benjaminwagner@google.com>

1 files changed, 6 insertions, 0 deletions

diff --git a/infra/bots/gen_tasks.go b/infra/bots/gen_tasks.go
index 06a8646e9a..75fa7d71a0 100644
--- a/infra/bots/gen_tasks.go
+++ b/infra/bots/gen_tasks.go
@@ -342,6 +342,12 @@ func defaultSwarmDimensions(parts map[string]string) []string {
 		d["gpu"] = "none"
 		if d["os"] == DEFAULT_OS_DEBIAN {
 			return linuxGceDimensions()
+		} else if d["os"] == "Windows-2008ServerR2-SP1" {
+			// Windows builders.
+			d["cpu"] = "x86-64-Haswell_GCE"
+		} else if d["os"] == "Mac-10.12" {
+			// Mac builders.
+			d["cpu"] = "x86-64-E5-2697_v2"
 		}
 	}