Bug 1379116 - Localize hardcoded addon installation error string in about:debugging;r=ochameau

MozReview-Commit-ID: 1dnaoWrtaSS

--HG--
extra : rebase_source : 831989c17ad1041af3e1f9be0b7b10a0805a31cc

devtools/client/aboutdebugging/components/addons/InstallError.js

@@ -26,7 +26,7 @@ class AddonsInstallError extends Component {
     if (!this.props.error) {
       return null;
     }
-    let text = `There was an error during installation: ${this.props.error}`;
+    let text = Strings.formatStringFromName("addonInstallError", [this.props.error], 1);
     return dom.div(
       { className: "addons-install-error" },
       dom.span(

devtools/client/locales/en-US/aboutdebugging.properties

@@ -58,6 +58,11 @@ addonDebugging.learnMore = Learn more
 # load additional add-ons.
 loadTemporaryAddon = Load Temporary Add-on
 
+# LOCALIZATION NOTE (addonInstallError):
+# This string is displayed when an error occurs while installing an addon.
+# %S will be replaced with the error message.
+addonInstallError = There was an error during installation: %S
+
 # LOCALIZATION NOTE (retryTemporaryInstall):
 # This string is displayed as a label of a button that allows the user to
 # retry a failed installation of a temporary add-on.