Prepare to move core/platform/text into blink_platform.dll

Source/platform/blink_platform.gypi

 {
   'variables': {
     'platform_files': [
       'exported/Platform.cpp',
       'exported/WebData.cpp',
       'Clock.cpp',
       'Clock.h',
+      'DateComponents.cpp',
+      'DateComponents.h',
+      'Language.cpp',
+      'Language.h',
+      'Logging.cpp',
+      'Logging.h',
+      'NotImplemented.cpp',
+      'NotImplemented.h',
       'PurgeableBuffer.cpp',
       'PurgeableBuffer.h',
       'SharedBuffer.cpp',
       'SharedBuffer.h',
     ],
     'platform_test_files': [
       'ClockTest.cpp',
       'SharedBufferTest.cpp',
     ],
   },
 }