Set keywords for this component, replacing all existing ones for the selected locale.
Surrounding whitespace is stripped off the new keywords, and empty ones are dropped.
| this |
a Component instance. |
| new_keywords |
Array of keywords |
| locale |
BCP47 locale of the values, or null to use current locale. |
| deep_copy |
Set to true if the keywords array should be copied, false to set by reference. |