Delete test that fails to build internally (#3384)

GoogleUtilities/Example/Tests/Swizzler/GULRuntimeClassSnapshotTests.m

@@ -47,11 +47,6 @@ static NSString *dynamicClassBacking;
 
 @implementation GULRuntimeClassSnapshotTests
 
-/** Tests the assurance that init throws. */
-- (void)testInitThrows {
-  XCTAssertThrows([GULRuntimeClassSnapshot new]);
-}
-
 /** Tests initialization. */
 - (void)testInitWithClass {
   Class NSObjectClass = [NSObject class];