Consolidate IDL test cases (15%: 34 => 29)

Source/bindings/tests/idls/TestImplements2.idl

 /*
  * Copyright (C) 2014 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 11 matching lines @@
  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 [
-    ImplementedAs=TestImplements2Implementation,  // Conflicts with default implements class name
-    NoInterfaceObject,
+    ImplementedAs=TestImplements2Implementation, // Conflicts with default implements class name
+    NoInterfaceObject, // Always used on target of 'implements'
     RuntimeEnabled=Implements2FeatureName,
 ] interface TestImplements2 {
     static attribute DOMString implements2StaticStringAttribute;
     attribute DOMString implements2StringAttribute;
     void implements2VoidMethod();
 };