[rAC, OSX] labels should not draw background.

BUG=286519
R=isherman@chromium.org

Review URL: https://chromiumcodereview.appspot.com/23498027

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@222188 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/ui/cocoa/autofill/autofill_section_container.mm

@@ -466,6 +466,7 @@ bool CompareInputRows(const autofill::DetailInput* input1,
   [label setStringValue:labelText];
   [label setEditable:NO];
   [label setBordered:NO];
+  [label setDrawsBackground:NO];
   [label sizeToFit];
   return label.autorelease();
 }