Skeleton app installer for Chrome Updater.

BUG=967689

Change-Id: I8547f5c8b047dc1ddffc99fd576eb67bf817e22f
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1630519
Reviewed-by: Joshua Pawlicki <[email protected]>
Reviewed-by: Devlin <[email protected]>
Commit-Queue: Sorin Jianu <[email protected]>
Cr-Commit-Position: refs/heads/master@{#664020}
diff --git a/chrome/updater/updater_constants.h b/chrome/updater/updater_constants.h
index 4b3704b..235cddd 100644
--- a/chrome/updater/updater_constants.h
+++ b/chrome/updater/updater_constants.h
@@ -31,6 +31,11 @@
 extern const char kCrashUploadURL[];
 extern const char kCrashStagingUploadURL[];
 
+// Errors.
+//
+// The install directory for the application could not be created.
+const int kCustomInstallErrorCreateAppInstallDirectory = 0;
+
 }  // namespace updater
 
 #endif  // CHROME_UPDATER_UPDATER_CONSTANTS_H_