Fix Widget width/height getter function  - width/height values not changed  - Change the getter function
Fix Widget width/height getter function
 - width/height values not changed
 - Change the getter function

psikorski/crosswalk-tizen,sung-su/crosswalk-tizen,sung-su/crosswalk-tizen,sung-su/crosswalk-tizen,sung-su/crosswalk-tizen,psikorski/crosswalk-tizen,psikorski/crosswalk-tizen,psikorski/crosswalk-tizen