Move util target inside common jar

Other build and distribution systems are not yet setup to handle another
jar. To avoid having a missing target, move the util library target
inside the common jar, so that it will build properly and be able to be
found by the Java platform implementation of Cronet.

Bug: 669707
Change-Id: I8b98d5f09fb789075734962934a5d9b52a9a561d
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1733433Reviewed-by: Paul Jensen <pauljensen@chromium.org>
Commit-Queue: Benjamin Kirchman <kirchman@google.com>
Cr-Commit-Position: refs/heads/master@{#683713}

components/cronet/android/BUILD.gn

@@ -576,7 +576,6 @@ android_java_prebuilt("package_impl_platform_java") {
   deps = [
     ":package_api_java",
     ":package_impl_common_java",
-    ":package_impl_util_java",
     ":repackage_platform",
   ]
 }
@@ -586,7 +585,6 @@ android_java_prebuilt("package_impl_fake_java") {
   deps = [
     ":package_api_java",
     ":package_impl_common_java",
-    ":package_impl_util_java",
     ":repackage_fake",
   ]
 }
@@ -762,7 +760,7 @@ repackage_jars("repackage_native") {
 repackage_jars("repackage_common") {
   output = "$_package_dir/cronet_impl_common_java.jar"
   deps = cronet_impl_common_java_deps_to_package +
-         [ ":cronet_impl_common_base_java" ]
+         [ ":cronet_impl_common_base_java", ":cronet_impl_java_util_java" ]
 }
 
 if (!is_component_build) {