Use unversioned third_party/gradle directory

Change-Id: Id691663396fbd51b9d6fea01a675825f8a32c45e

third_party/gradle.tar.gz.sha1

diff --git a/third_party/gradle.tar.gz.sha1 b/third_party/gradle.tar.gz.sha1
new file mode 100644
index 0000000..c411ad6
--- /dev/null
+++ b/third_party/gradle.tar.gz.sha1
@@ -0,0 +1 @@
+2316517b7942b638f56f61568f10f364308b0600
\ No newline at end of file

third_party/gradle/gradle-8.0.tar.gz.sha1

diff --git a/third_party/gradle/gradle-8.0.tar.gz.sha1 b/third_party/gradle/gradle-8.0.tar.gz.sha1
deleted file mode 100644
index d67ee97..0000000
--- a/third_party/gradle/gradle-8.0.tar.gz.sha1
+++ /dev/null
@@ -1 +0,0 @@
-dd1f4697d211954afb3034214453c2e06769a036
\ No newline at end of file

third_party/gradle/gradle-8.6.tar.gz.sha1

diff --git a/third_party/gradle/gradle-8.6.tar.gz.sha1 b/third_party/gradle/gradle-8.6.tar.gz.sha1
deleted file mode 100644
index 0589b08..0000000
--- a/third_party/gradle/gradle-8.6.tar.gz.sha1
+++ /dev/null
@@ -1 +0,0 @@
-872fdbd5b667338690542c5727b603c68a1c5b04
\ No newline at end of file

tools/gradle.py

diff --git a/tools/gradle.py b/tools/gradle.py
index 5e1fdc3..ef77a5c 100755
--- a/tools/gradle.py
+++ b/tools/gradle.py
@@ -15,17 +15,16 @@
 import jdk
 import utils
 
-GRADLE_DIR = os.path.join(utils.REPO_ROOT, 'third_party', 'gradle')
-GRADLE8_SHA1 = os.path.join(GRADLE_DIR, 'gradle-8.6.tar.gz.sha1')
-GRADLE8_TGZ = os.path.join(GRADLE_DIR, 'gradle-8.6.tar.gz')
+GRADLE8_SHA1 = os.path.join(utils.THIRD_PARTY, 'gradle.tar.gz.sha1')
+GRADLE8_TGZ = os.path.join(utils.THIRD_PARTY, 'gradle.tar.gz')
 
 
 def get_gradle():
-    gradle_dir = 'gradle-8.6'
+    gradle_dir = os.path.join(utils.THIRD_PARTY, 'gradle')
     if utils.IsWindows():
-        return os.path.join(GRADLE_DIR, gradle_dir, 'bin', 'gradle.bat')
+        return os.path.join(gradle_dir, 'bin', 'gradle.bat')
     else:
-        return os.path.join(GRADLE_DIR, gradle_dir, 'bin', 'gradle')
+        return os.path.join(gradle_dir, 'bin', 'gradle')
 
 
 def ParseOptions():