Visibility tweaks.

RELNOTES:

--
MOS_MIGRATED_REVID=104262323

src/main/java/com/google/devtools/build/skyframe/ErrorInfo.java

diff --git a/src/main/java/com/google/devtools/build/skyframe/ErrorInfo.java b/src/main/java/com/google/devtools/build/skyframe/ErrorInfo.java
index 67c8da9..1c07051 100644
--- a/src/main/java/com/google/devtools/build/skyframe/ErrorInfo.java
+++ b/src/main/java/com/google/devtools/build/skyframe/ErrorInfo.java
@@ -48,7 +48,7 @@
   }
 
   /** Create an ErrorInfo from a {@link CycleInfo}. */
-  static ErrorInfo fromCycle(CycleInfo cycleInfo) {
+  public static ErrorInfo fromCycle(CycleInfo cycleInfo) {
     return new ErrorInfo(
         /*rootCauses=*/ NestedSetBuilder.<SkyKey>emptySet(Order.STABLE_ORDER),
         /*exception=*/ null,