declare to gypi where SkDeviceProperties.h moved to

gyp/public_headers.gypi

 # Include this gypi to include all public header files that exist in the
 # include directory.
 #
 # The list is computed by running 'find include -name *.h' in the root dir of
 # the project.
 #
 {
   'variables': {
     'header_filenames': [
       'animator/SkAnimator.h',
@@ skipping 10 matching lines @@
       'core/SkColor.h',
       'core/SkColorFilter.h',
       'core/SkColorPriv.h',
       'core/SkColorShader.h',
       'core/SkColorTable.h',
       'core/SkComposeShader.h',
       'core/SkData.h',
       'core/SkDataTable.h',
       'core/SkDeque.h',
       'core/SkDevice.h',
-      'core/SkDeviceProperties.h',
       'core/SkDither.h',
       'core/SkDocument.h',
       'core/SkDraw.h',
       'core/SkDrawFilter.h',
       'core/SkDrawLooper.h',
       'core/SkEndian.h',
       'core/SkError.h',
       'core/SkFixed.h',
       'core/SkFlate.h',
       'core/SkFlattenable.h',
@@ skipping 226 matching lines @@
       'views/unix/keysym2ucs.h',
       'xml/SkBML_WXMLParser.h',
       'xml/SkBML_XMLParser.h',
       'xml/SkDOM.h',
       'xml/SkJS.h',
       'xml/SkXMLParser.h',
       'xml/SkXMLWriter.h',
     ],
   },
 }