More BUILD file refactorings.
Split collect, concurrent, vfs, windows into package-level BUILD files.
Move clock classes out of "util", into their own Java package.
Move CompactHashSet into its own Java package to break a dependency cycle.
Give nestedset and inmemoryfs their own package-level BUILD files.
PiperOrigin-RevId: 167702127
diff --git a/src/test/java/com/google/devtools/build/lib/vfs/RootedPathTest.java b/src/test/java/com/google/devtools/build/lib/vfs/RootedPathTest.java
index 7ad6531..d84d8b7 100644
--- a/src/test/java/com/google/devtools/build/lib/vfs/RootedPathTest.java
+++ b/src/test/java/com/google/devtools/build/lib/vfs/RootedPathTest.java
@@ -14,9 +14,8 @@
package com.google.devtools.build.lib.vfs;
import com.google.common.testing.EqualsTester;
-import com.google.devtools.build.lib.util.BlazeClock;
+import com.google.devtools.build.lib.clock.BlazeClock;
import com.google.devtools.build.lib.vfs.inmemoryfs.InMemoryFileSystem;
-
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;