Fix incorrect paths introduced in https://chromiumcodereview.appspot.com/13473017

These are only used downstream, so the failure was invisible upstream.

NOTRY=true

Review URL: https://chromiumcodereview.appspot.com/13691002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@192496 0039d316-1c4b-4281-b951-d872f2087c98

build/java_prebuilt.gypi

@@ -36,7 +36,7 @@
       'action_name': 'dex_<(_target_name)',
       'message': 'Dexing <(_target_name) jar',
       'inputs': [
-        '<(DEPTH)/build/android/gyp/build_utils.py',
+        '<(DEPTH)/build/android/gyp/util/build_utils.py',
         '<(DEPTH)/build/android/gyp/dex.py',
         '<(jar_path)',
       ],

build/uiautomator_test.gypi

@@ -25,7 +25,7 @@
       'action_name': 'dex_<(_target_name)',
       'message': 'Dexing <(_target_name) jar',
       'inputs': [
-        '<(DEPTH)/build/android/pylib/build_utils.py',
+        '<(DEPTH)/build/android/gyp/util/build_utils.py',
         '<(DEPTH)/build/android/gyp/dex.py',
         '>@(library_dexed_jars_paths)',
       ],