Upstream native crash handling changes for Android.

build/filename_rules.gypi

Index: build/filename_rules.gypi
diff --git a/build/filename_rules.gypi b/build/filename_rules.gypi
index d5a5a658512b41c7c9a8aba8fcc5778addda936a..6975bf7ddef379b24ce9f6cffbf23d44dafc3bae 100644
--- a/build/filename_rules.gypi
+++ b/build/filename_rules.gypi
@@ -35,6 +35,12 @@
         ['exclude', '(^|/)android/'],
       ],
     }],
+    ['OS!="android" and OS!="linux" and OS!="openbsd" and OS!="freebsd"', {
+      'sources/': [
+        ['exclude', '_linuxish(_unittest)?\\.(h|cc)$'],
+        ['exclude', '(^|/)linuxish/'],
+      ],
+    }],
     ['OS=="win"', {
        'sources/': [ ['exclude', '_posix(_unittest)?\\.(h|cc)$'] ],
     }],