Change Android SDK path to third_party/android_sdk/public

src repo CL: https://chromium-review.googlesource.com/c/chromium/src/+/1518245

Bug: 659808
Change-Id: If73168ea2146865907b60ae038f8aeb4ab98cf69
Reviewed-on: https://chromium-review.googlesource.com/c/native_client/src/native_client/+/1526449
Reviewed-by: Derek Schuff <dschuff@chromium.org>
diff --git a/SConstruct b/SConstruct
index a290a33..1bb311c 100755
--- a/SConstruct
+++ b/SConstruct
@@ -2486,7 +2486,7 @@
                                                'third_party', 'android_tools',
                                                'ndk_experimental')
   android_sdk_root = os.path.join('${SOURCE_ROOT}', 'third_party',
-                                  'android_tools', 'sdk')
+                                  'android_sdk', 'public')
   android_sdk_version = 21
   android_stlport_root = os.path.join(android_ndk_root, 'sources', 'cxx-stl',
                                       'stlport')