Bump ARM root image

build/linux/install-arm-sysroot.py

Index: build/linux/install-arm-sysroot.py
diff --git a/build/linux/install-arm-sysroot.py b/build/linux/install-arm-sysroot.py
index 88e1fd6bc168808ecd20a7970823ef7b20e73dbc..9627dd5be1443432ab71a2b8a627b3fb56e9c63f 100755
--- a/build/linux/install-arm-sysroot.py
+++ b/build/linux/install-arm-sysroot.py
@@ -21,8 +21,9 @@ import sys
 
 
 SCRIPT_DIR = os.path.dirname(os.path.abspath(__file__))
-URL_PREFIX = 'https://commondatastorage.googleapis.com/nativeclient-archive2/toolchain'
-REVISION = 8003
+URL_PREFIX = 'https://commondatastorage.googleapis.com'
+URL_PATH = 'nativeclient-archive2/toolchain'
+REVISION = 8004
 
 
 def main(args):
@@ -38,7 +39,8 @@ def main(args):
 
   src_root = os.path.dirname(os.path.dirname(SCRIPT_DIR))
   sysroot = os.path.join(src_root, 'arm-sysroot')
-  url = "%s/%s/naclsdk_linux_arm-trusted.tgz" % (URL_PREFIX, REVISION)
+  url = "%s/%s/%s/naclsdk_linux_arm-trusted.tgz" % (URL_PREFIX,
+                                                    URL_PATH, REVISION)
 
   stamp = os.path.join(sysroot, ".stamp")
   if os.path.exists(stamp):