DevTools: [SASS] extract exact property name and value ranges

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
 div {
     /* This is a regular comment */
     NEW-NAME: red;
     /* NEW-NAME: absolute; */
     NEW-NAME: block
 }
 
 
 Running: testSetPropertyValue
 div {
     /* This is a regular comment */
-    color:NEW-VALUE;
-    /* position:NEW-VALUE; */
-    display:NEW-VALUE
+    color: NEW-VALUE;
+    /* position: NEW-VALUE; */
+    display: NEW-VALUE
 }
 
 
 Running: testDisableProperties
 div {
     /* This is a regular comment */
     /* color: red; */
     /* position: absolute; */
     /* display: block
  */}
@@ skipping 83 matching lines @@
     /* This is a regular comment */
     color: red;
     /* position: absolute; */
     ;
     NEW-NAME: NEW-VALUE;}
 
 
 Running: testComplexChange
 div {
     /* This is a regular comment */
-    color:CHANGED;
+    color: CHANGED;
     /* position: absolute; */
     CHANGED: block
 ;
     NEW-NAME: NEW-VALUE;}