Simplify protocol name and port comparison in KnwonPorts.cpp

Source/platform/blink_platform.gypi

 {
   'includes': [
     'platform_generated.gypi',
   ],
   'variables': {
     'platform_files': [
       'AsyncFileSystemCallbacks.h',
       'CalculationValue.h',
       'CheckedInt.h',
       'Clock.cpp',
@@ skipping 954 matching lines @@
       'testing/TreeTestHelpers.cpp',
       'testing/TreeTestHelpers.h',
       'text/BidiResolverTest.cpp',
       'text/DateTimeFormatTest.cpp',
       'text/SegmentedStringTest.cpp',
       'text/UnicodeUtilitiesTest.cpp',
       'transforms/TransformOperationsTest.cpp',
       'transforms/TransformTestHelper.h',
       'transforms/TransformationMatrixTest.cpp',
       'weborigin/DatabaseIdentifierTest.cpp',
+      'weborigin/KnownPortsTest.cpp',
       'weborigin/KURLTest.cpp',
       'weborigin/OriginAccessEntryTest.cpp',
       'weborigin/SchemeRegistryTest.cpp',
       'weborigin/SecurityOriginTest.cpp',
       'weborigin/SecurityPolicyTest.cpp',
     ],
     # NOTE: these are legacy unit tests, do not add more!
     'platform_web_unittest_files': [
       'graphics/BitmapImageTest.cpp',
       'graphics/Canvas2DLayerBridgeTest.cpp',
@@ skipping 11 matching lines @@
       'image-decoders/webp/WEBPImageDecoderTest.cpp',
     ],
     'platform_unittest_support_files': [
       'testing/URLTestHelpers.cpp',
       'testing/URLTestHelpers.h',
       'testing/UnitTestHelpers.cpp',
       'testing/UnitTestHelpers.h',
     ],
   },
 }