Remove ImmutableList.builderWithExpectedSize() use

Change-Id: I5a7d204497e5c1a0e68e2c9d51d46991c1652800
diff --git a/src/main/java/com/android/tools/r8/shaking/ProguardTypeMatcher.java b/src/main/java/com/android/tools/r8/shaking/ProguardTypeMatcher.java
index 0807a42..19bd876 100644
--- a/src/main/java/com/android/tools/r8/shaking/ProguardTypeMatcher.java
+++ b/src/main/java/com/android/tools/r8/shaking/ProguardTypeMatcher.java
@@ -80,8 +80,7 @@
     if (matchers.isEmpty()) {
       return Collections.emptyList();
     }
-    ImmutableList.Builder<ProguardTypeMatcher> builder =
-        ImmutableList.builderWithExpectedSize(matchers.size());
+    ImmutableList.Builder<ProguardTypeMatcher> builder = ImmutableList.builder();
     for (ProguardTypeMatcher matcher : matchers) {
       builder.add(matcher.materialize(dexItemFactory));
     }