Make ENABLE_COPY_OPTIMIZATIONS non final.

Test: make -j56 Run_robolectric_robolectric_tests
Change-Id: I6ef235fef5a2daf55fab059b4d1b3a9afce09c8d

1 files changed, 4 insertions, 3 deletions

diff --git a/core/java/android/os/FileUtils.java b/core/java/android/os/FileUtils.java
index 9fccd1ec7b43..3a3d9ea0b44f 100644
--- a/core/java/android/os/FileUtils.java
+++ b/core/java/android/os/FileUtils.java
@@ -93,7 +93,8 @@ public class FileUtils {
 
     private static final File[] EMPTY = new File[0];
 
-    private static final boolean ENABLE_COPY_OPTIMIZATIONS = true;
+    // non-final so it can be toggled by Robolectric's ShadowFileUtils
+    private static boolean sEnableCopyOptimizations = true;
 
     private static final long COPY_CHECKPOINT_BYTES = 524288;
 
@@ -338,7 +339,7 @@ public class FileUtils {
     public static long copy(@NonNull InputStream in, @NonNull OutputStream out,
             @Nullable CancellationSignal signal, @Nullable Executor executor,
             @Nullable ProgressListener listener) throws IOException {
-        if (ENABLE_COPY_OPTIMIZATIONS) {
+        if (sEnableCopyOptimizations) {
             if (in instanceof FileInputStream && out instanceof FileOutputStream) {
                 return copy(((FileInputStream) in).getFD(), ((FileOutputStream) out).getFD(),
                         signal, executor, listener);
@@ -395,7 +396,7 @@ public class FileUtils {
     public static long copy(@NonNull FileDescriptor in, @NonNull FileDescriptor out, long count,
             @Nullable CancellationSignal signal, @Nullable Executor executor,
             @Nullable ProgressListener listener) throws IOException {
-        if (ENABLE_COPY_OPTIMIZATIONS) {
+        if (sEnableCopyOptimizations) {
             try {
                 final StructStat st_in = Os.fstat(in);
                 final StructStat st_out = Os.fstat(out);