Refactoring of Cast-related crypto code

chrome/common/BUILD.gn

 # Copyright 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 import("//tools/grit/grit_rule.gni")
 
 gypi_values = exec_script("//build/gypi_to_gn.py",
                           [ rebase_path("../chrome_common.gypi") ],
                           "scope",
                           [ "../chrome_common.gypi" ])
@@ skipping 95 matching lines @@
       "//extensions/common",
       "//extensions/common/api",
       "//extensions:extensions_resources",
       "//extensions/strings",
     ]
   }
 
   if (is_win || is_mac) {
     sources +=
         rebase_path(gypi_values.chrome_common_win_mac_sources, ".", "//chrome")
+    deps += [ "//breakpad:client" ]
+  }
+  if (is_win || is_mac || is_chromeos) {
     if (use_openssl) {
-      sources -= [ "extensions/api/networking_private/networking_private_crypto_nss.cc" ]
+      sources += rebase_path(
+              gypi_values.chrome_common_networking_private_sources_openssl,
+              ".",
+              "//chrome")
 
       # networking_private_crypto_openssl.cc depends on boringssl.
       deps += [ "//third_party/boringssl" ]
     } else {
-      sources -= [ "extensions/api/networking_private/networking_private_crypto_openssl.cc" ]
+      sources +=
+          rebase_path(gypi_values.chrome_common_networking_private_sources_nss,
+                      ".",
+                      "//chrome")
     }
-    deps += [ "//breakpad:client" ]
   }
   if (is_mac) {
     sources +=
         rebase_path(gypi_values.chrome_common_mac_sources, ".", "//chrome")
   }
 
   if (enable_nacl) {
     deps += [
       #'<(DEPTH)/components/nacl.gyp:nacl_common',  TODO(GYP)
     ]
@@ skipping 162 matching lines @@
     ]
   }
 
   if (enable_extensions) {
     sources += [
       "extensions/extension_test_util.cc",
       "extensions/extension_test_util.h",
     ]
   }
 }