Move linux sysroots from chrome/installer/linux to build/linux

DEPS

Index: DEPS
diff --git a/DEPS b/DEPS
index 645137dbf1338f854ce30bd791ebf777409f0ae9..5b259bb803d4904eb3b1c445c9b5847087c0d40e 100644
--- a/DEPS
+++ b/DEPS
@@ -529,16 +529,14 @@ hooks = [
     'action': ['python', 'src/build/download_sdk_extras.py'],
   },
   {
-    # Downloads the Debian Wheezy sysroot to chrome/installer/linux if needed.
+    # Downloads the Debian stable sysroot to build/linux/ if needed.

[Lei Zhang, 2015/06/23 19:05:07]

Wheezy is currently old-stable, BTW.

     # This sysroot updates at about the same rate that the chrome build deps
     # change. This script is a no-op except for linux users who are doing
-    # official chrome builds.
+    # official chrome builds or ARM cross builds.
     'name': 'sysroot',
     'pattern': '.',
-    'action': [
-        'python',
-        'src/chrome/installer/linux/sysroot_scripts/install-debian.wheezy.sysroot.py',
-        '--running-as-hook'],
+    'action': ['python', 'src/build/linux/sysroot_scripts/install-sysroot.py',
+               '--running-as-hook'],
   },
   {
     # Update the Windows toolchain if necessary.