Fix gradle.py script

Change-Id: I8caf022afb0c2dc92d0d83a1933d576bddfae93f
diff --git a/tools/gradle.py b/tools/gradle.py
index 54e26ee..8ce123f 100755
--- a/tools/gradle.py
+++ b/tools/gradle.py
@@ -58,9 +58,7 @@
 
 def EnsureGradle():
   utils.EnsureDepFromGoogleCloudStorage(
-    get_gradle(False), GRADLE_TGZ, GRADLE_SHA1, 'Gradle binary')
-  utils.EnsureDepFromGoogleCloudStorage(
-    get_gradle(True), GRADLE8_TGZ, GRADLE8_SHA1, 'Gradle binary')
+    get_gradle(), GRADLE8_TGZ, GRADLE8_SHA1, 'Gradle binary')
 
 def EnsureJdk():
   # Gradle in the new setup will use the jdks in the evaluation - fetch