message: If android debug key generation fails, bail out of patching
diff: @@ -223,7 +223,10 @@ rdcstr GetAndroidDebugKey()
  Process::ProcessResult result = execCommand(keytool, create);
  if(!result.strStderror.empty())
  + {
  RDCERR("Failed to create debug key");
  + return "";
  + }
  return key;
  }
  @@ -237,6 +240,9 @@ bool DebugSignAPK(const rdcstr &apk, const rdcstr &workDir)
  rdcstr debugKey = GetAndroidDebugKey();
  + if(debugKey.empty())
  + return false;
  +
  rdcstr args;
  args += " sign ";
  args += " --ks \"" + debugKey + "\" ";
  