Use Chromium BUILD to approximate Blimp protocol version, and check it.

blimp/common/BUILD.gn

Index: blimp/common/BUILD.gn
diff --git a/blimp/common/BUILD.gn b/blimp/common/BUILD.gn
index 57dc9ca7cfa0e161f4cb1d16074d54fcfdc7a966..f47329da19eca9da3fc63d7a6edb167faa4230da 100644
--- a/blimp/common/BUILD.gn
+++ b/blimp/common/BUILD.gn
@@ -3,6 +3,7 @@
 # found in the LICENSE file.
 
 import("//testing/test.gni")
+import("//chrome/version.gni")

[Kevin M, 2016/05/25 21:19:19]

alphabetic sort

[Wez, 2016/05/25 23:11:36]

Done.

 
 component("common") {
   output_name = "blimp_common"
@@ -21,14 +22,15 @@ component("common") {
     "get_client_token.h",
     "logging.cc",
     "logging.h",
-    "protocol_version.h",
     "switches.cc",
     "switches.h",
+    "version_info.h",
   ]
 
   defines = [ "BLIMP_COMMON_IMPLEMENTATION=1" ]
 
   deps = [
+    ":generate_version_info",
     "//base",
     "//blimp/common/proto",
     "//cc",
@@ -74,3 +76,8 @@ source_set("unit_tests") {
     "//testing/gtest",
   ]
 }
+
+process_version("generate_version_info") {
+  template_file = "version_info.cc.version"
+  output = "$target_gen_dir/version_info.cc"
+}