DevTools: [LiveSASS] property enabling/disabling should not add spaces

third_party/WebKit/LayoutTests/inspector/sass/test-ast-editing-1-expected.txt

 Verifies AST editing of formatted source.
 
 div {
     /* This is a regular comment */
     color: red;
     /* position: absolute; */
     display: block
 }
 
 Running: testSetPropertyName
@@ skipping 20 matching lines @@
     /* color: red; */
     /* position: absolute; */
     /* display: block
  */}
 
 
 Running: testEnableProperties
 div {
     /* This is a regular comment */
     color: red;
-    position: absolute; 
+    position: absolute;
     display: block
 }
 
 
 Running: testRemoveFirstProperty
 div {
     /* This is a regular comment */
     /* position: absolute; */
     display: block
 }
@@ skipping 73 matching lines @@
 Running: testComplexChange
 div {
     /* This is a regular comment */
     color: CHANGED;
     /* position: absolute; */
     CHANGED: block
 ;
     NEW-NAME: NEW-VALUE;}