code: function getImageSizeForSource(editor, src, callback) {
  		var fileContent;
  		if (src) {
  			// check if it is data:url
  			if (/^data:/.test(src)) {
  				fileContent = base64.decode( src.replace(/^data\:.+?;.+?,/, '') );
  				return callback(actionUtils.getImageSize(fileContent));
  			}
  
  			var filePath = editor.getFilePath();
  			file.locateFile(filePath, src, function(absPath) {
  				if (absPath === null) {
  					throw "Can't find " + src + ' file';
  				}
  
  				file.read(absPath, function(err, content) {
  					if (err) {
  						throw 'Unable to read ' + absPath + ': ' + err;
  					}
  
  					content = String(content);
  					callback(actionUtils.getImageSize(content));
  				});
  			});
  		}
  	}
docs: Returns image dimensions for source
  @param {IEmmetEditor} editor
  @param {String} src Image source (path or data:url)