Avoid explicitly declaring the copy assignment operator, as this unnecessarily makes the copy ctor deprecated in C++11

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@231095 91177308-0d34-0410-b5e6-96231b3b80d8

utils/unittest/googletest/include/gtest/internal/gtest-param-util-generated.h

@@ -100,9 +100,6 @@ class ValueArray2 {
   }
 
  private:
-  // No implementation - assignment is unsupported.
-  void operator=(const ValueArray2& other);
-
   const T1 v1_;
   const T2 v2_;
 };