OSCrypt for POSIX uses libsecret to store a randomised encryption key.

components/os_crypt.gypi

Index: components/os_crypt.gypi
diff --git a/components/os_crypt.gypi b/components/os_crypt.gypi
index 38f94c9b8106565e3ec77320f48d30ad41904de0..7e1ed77bb7b0167211970bb012f97de3e3011861 100644
--- a/components/os_crypt.gypi
+++ b/components/os_crypt.gypi
@@ -52,8 +52,18 @@
         }],
         ['OS=="linux" and chromeos!=1', {
           'sources': [ 
-            'os_crypt/libsecret_util_posix.cc',
-            'os_crypt/libsecret_util_posix.h',
+            'os_crypt/libsecret_util_linux.cc',

[Lei Zhang, 2016/05/18 22:38:15]

Alphabetical order please.

[cfroussios, 2016/05/19 21:18:17]

Done.

+            'os_crypt/libsecret_util_linux.h',
+            'os_crypt/key_storage_libsecret.cc',
+            'os_crypt/key_storage_libsecret.h',
+            'os_crypt/key_storage_linux.cc',
+            'os_crypt/key_storage_linux.h',
+            'os_crypt/key_storage_mock.cc',

[Lei Zhang, 2016/05/18 22:38:15]

Is it possible to set up the code so that this is only linked into tests, and
not into production code?

i.e. os_crypt_linux.cc should not use a KeyStorageMock, but rather refer to it
as a KeyStorage.

[cfroussios, 2016/05/19 21:18:17]

Done.

+            'os_crypt/key_storage_mock.h',
+            'os_crypt/os_crypt_linux.cc',
+          ],
+          'sources!': [
+            'os_crypt/os_crypt_posix.cc',
           ],
           'defines': [
             'USE_LIBSECRET',