Bug 1097833 - Move local runtime behind a pref again. r=paul

browser/devtools/webide/modules/runtimes.js

@@ -359,7 +359,13 @@ let StaticScanner = {
   enable() {},
   disable() {},
   scan() { return promise.resolve(); },
-  listRuntimes() { return [gRemoteRuntime, gLocalRuntime]; }
+  listRuntimes() {
+    let runtimes = [gRemoteRuntime];
+    if (Services.prefs.getBoolPref("devtools.webide.enableLocalRuntime")) {
+      runtimes.push(gLocalRuntime);
+    }
+    return runtimes;
+  }
 };
 
 EventEmitter.decorate(StaticScanner);

browser/devtools/webide/test/head.js

@@ -22,6 +22,7 @@ if (window.location === "chrome://browser/content/browser.xul") {
 }
 
 Services.prefs.setBoolPref("devtools.webide.enabled", true);
+Services.prefs.setBoolPref("devtools.webide.enableLocalRuntime", true);
 
 Services.prefs.setCharPref("devtools.webide.addonsURL", TEST_BASE + "addons/simulators.json");
 Services.prefs.setCharPref("devtools.webide.simulatorAddonsURL", TEST_BASE + "addons/fxos_#SLASHED_VERSION#_simulator-#OS#.xpi");
@@ -32,6 +33,7 @@ Services.prefs.setCharPref("devtools.webide.templatesURL", TEST_BASE + "template
 
 SimpleTest.registerCleanupFunction(() => {
   Services.prefs.clearUserPref("devtools.webide.enabled");
+  Services.prefs.clearUserPref("devtools.webide.enableLocalRuntime");
   Services.prefs.clearUserPref("devtools.webide.autoinstallADBHelper");
   Services.prefs.clearUserPref("devtools.webide.autoinstallFxdtAdapters");
 });

browser/devtools/webide/webide-prefs.js

@@ -12,6 +12,7 @@ pref("devtools.webide.autoinstallFxdtAdapters", true);
 pref("devtools.webide.autoinstallFxdtAdapters", false);
 #endif
 pref("devtools.webide.restoreLastProject", true);
+pref("devtools.webide.enableLocalRuntime", false);
 pref("devtools.webide.addonsURL", "https://ftp.mozilla.org/pub/mozilla.org/labs/fxos-simulator/index.json");
 pref("devtools.webide.simulatorAddonsURL", "https://ftp.mozilla.org/pub/mozilla.org/labs/fxos-simulator/#VERSION#/#OS#/fxos_#SLASHED_VERSION#_simulator-#OS#-latest.xpi");
 pref("devtools.webide.simulatorAddonID", "fxos_#SLASHED_VERSION#_simulator@mozilla.org");