Add BlimpClientContext and factory with real and dummy implementation

blimp/client/test/BUILD.gn

Index: blimp/client/test/BUILD.gn
diff --git a/components/base32/BUILD.gn b/blimp/client/test/BUILD.gn
similarity index 55%
copy from components/base32/BUILD.gn
copy to blimp/client/test/BUILD.gn
index 78136044798d4201e9d20b209a750c753261584b..7afb984bb5fd25cfd41a3f7130b5cc18d6ef378d 100644
--- a/components/base32/BUILD.gn
+++ b/blimp/client/test/BUILD.gn
@@ -2,25 +2,16 @@
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
-source_set("base32") {
-  sources = [
-    "base32.cc",
-    "base32.h",
-  ]
-
-  deps = [
-    "//base",
-  ]
-}
-
-source_set("unit_tests") {
+source_set("test") {
   testonly = true
+
   sources = [
-    "base32_unittest.cc",
+    "test_blimp_client_context_delegate.cc",
+    "test_blimp_client_context_delegate.h",
   ]
 
   deps = [
-    ":base32",
-    "//testing/gtest",
+    "//base",
+    "//blimp/client/public:public_headers",
   ]
 }