message: normalize path in -I flag
diff: @@ -42,7 +42,6 @@ std::vector<CompilationEntry> LoadFromDirectoryListing(const std::string& projec
  static const char *kValueArgs[] = {
  "--param",
  "-G",
  - "-I",
  "-MF",
  "-MQ",
  "-MT",
  @@ -165,6 +164,11 @@ std::vector<CompilationEntry> LoadCompilationEntriesFromDirectory(const std::str
  }
  + if (StartsWith(arg, "-I")) {
  + std::string path = directory + "/" + arg.substr(2);
  + path = NormalizePath(path);
  + arg = "-I" + path;
  + }
  entry.args.push_back(arg);
  