Introduce CryptAuthClient, a class capable of performing all CryptAuth APIs.

components/proximity_auth.gypi

Index: components/proximity_auth.gypi
diff --git a/components/proximity_auth.gypi b/components/proximity_auth.gypi
index ba5d3b0edb8fbaef926133c50b813550e696d49e..7234043b6a238ac79586306416abf547c2047cea 100644
--- a/components/proximity_auth.gypi
+++ b/components/proximity_auth.gypi
@@ -64,13 +64,53 @@
         '..',
       ],
       'dependencies': [
+        'cryptauth_proto',
         '../base/base.gyp:base',
         '../google_apis/google_apis.gyp:google_apis',
         '../net/net.gyp:net',
       ],
       'sources': [
+        "proximity_auth/cryptauth/cryptauth_access_token_fetcher.h",
         "proximity_auth/cryptauth/cryptauth_api_call_flow.cc",
         "proximity_auth/cryptauth/cryptauth_api_call_flow.h",
+        "proximity_auth/cryptauth/cryptauth_client.cc",
+        "proximity_auth/cryptauth/cryptauth_client.h",
+      ],
+      'export_dependent_settings': [
+        'cryptauth_proto',
+      ],
+    },
+    {
+      # Note: This is a convenience target for ease of rapid iteration during
+      # development. It is not executed on any try or build bots.
+      # GN version: //components/proximity_auth:proximity_auth_unittests
+      'target_name': 'proximity_auth_unittests',

[Ilya Sherman, 2014/11/18 22:30:43]

Hmm, do we need this?  Since this isn't built on any of the bots, I think it's
fine to just have a GN target for our development convenience.

[Tim Song, 2014/12/03 01:18:23]

Done.

+      'type': '<(gtest_target_type)',
+      'sources': [
+        'proximity_auth/bluetooth_connection_unittest.cc',
+        'proximity_auth/bluetooth_connection_finder_unittest.cc',
+        'proximity_auth/client_unittest.cc',
+        'proximity_auth/connection_unittest.cc',
+        'proximity_auth/cryptauth/cryptauth_api_call_flow_unittest.cc',
+        'proximity_auth/cryptauth/cryptauth_client_unittest.cc',
+        'proximity_auth/proximity_auth_system_unittest.cc',
+        'proximity_auth/remote_status_update_unittest.cc',
+        'proximity_auth/run_all_unittests.cc',
+        'proximity_auth/wire_message_unittest.cc',
+      ],
+      'include_dirs': [
+        '..',
+      ],
+      'dependencies': [
+        'proximity_auth',
+        'cryptauth',
+        '../base/base.gyp:base_prefs_test_support',
+        '../base/base.gyp:test_support_base',
+        '../device/bluetooth/bluetooth.gyp:device_bluetooth_mocks',
+        '../net/net.gyp:net_test_support',
+        '../testing/gmock.gyp:gmock',
+        '../testing/gtest.gyp:gtest',
+        '../third_party/protobuf/protobuf.gyp:protobuf_lite',
       ],
     },
   ],