runtime: get rid of other Go->C calls in test exports.

testSchedLocal* tests need to malloc now because their
stack frames are too big to fit on the G0 stack.

LGTM=iant
R=golang-codereviews, iant, khr
CC=golang-codereviews
https://golang.org/cl/133660043
diff --git a/src/pkg/runtime/proc_test.go b/src/pkg/runtime/proc_test.go
index 1f597f5..aa9bc81 100644
--- a/src/pkg/runtime/proc_test.go
+++ b/src/pkg/runtime/proc_test.go
@@ -366,11 +366,11 @@
 }
 
 func TestSchedLocalQueue(t *testing.T) {
-	runtime.TestSchedLocalQueue1()
+	runtime.RunSchedLocalQueueTest()
 }
 
 func TestSchedLocalQueueSteal(t *testing.T) {
-	runtime.TestSchedLocalQueueSteal1()
+	runtime.RunSchedLocalQueueStealTest()
 }
 
 func benchmarkStackGrowth(b *testing.B, rec int) {