2 files changed, 11 insertions, 0 deletions
diff --git a/chromium/extensions/browser/install/crx_install_error.cc b/chromium/extensions/browser/install/crx_install_error.cc
index 12d2f22f60e..d61f059ccf6 100644
--- a/chromium/extensions/browser/install/crx_install_error.cc
+++ b/chromium/extensions/browser/install/crx_install_error.cc
@@ -84,4 +84,14 @@ bool CrxInstallError::IsCrxVerificationFailedError() const {
          std::end(kVerificationFailureReasons);
 }
 
+// Returns true if the error occurred during crx installation due to mismatch in
+// expectations from the manifest.
+bool CrxInstallError::IsCrxExpectationsFailedError() const {
+  if (type() != CrxInstallErrorType::OTHER)
+    return false;
+  const CrxInstallErrorDetail failure_reason = detail();
+  return failure_reason == CrxInstallErrorDetail::UNEXPECTED_ID ||
+         failure_reason == CrxInstallErrorDetail::MISMATCHED_VERSION;
+}
+
 }  // namespace extensions
diff --git a/chromium/extensions/browser/install/crx_install_error.h b/chromium/extensions/browser/install/crx_install_error.h
index 8cce45e9c04..5336cf2c39f 100644
--- a/chromium/extensions/browser/install/crx_install_error.h
+++ b/chromium/extensions/browser/install/crx_install_error.h
@@ -82,6 +82,7 @@ class CrxInstallError {
   CrxInstallErrorDetail detail() const;
   SandboxedUnpackerFailureReason sandbox_failure_detail() const;
   bool IsCrxVerificationFailedError() const;
+  bool IsCrxExpectationsFailedError() const;
 
  private:
   CrxInstallErrorType type_;