Change SkStream.

gyp/ports.gyp

Index: gyp/ports.gyp
===================================================================
--- gyp/ports.gyp	(revision 9222)
+++ gyp/ports.gyp	(working copy)
@@ -31,7 +31,9 @@
         '../src/ports/SkThread_win.cpp',
 
         '../src/ports/SkMemory_malloc.cpp',
+        '../src/ports/SkOSFile_posix.cpp',
         '../src/ports/SkOSFile_stdio.cpp',
+        '../src/ports/SkOSFile_win.cpp',
         '../src/ports/SkTime_Unix.cpp',
         '../src/ports/SkTime_win.cpp',
         '../src/ports/SkXMLParser_empty.cpp',
@@ -140,12 +142,14 @@
           'sources!': [ # these are used everywhere but windows
             '../src/ports/SkDebug_stdio.cpp',
             '../src/ports/SkTime_Unix.cpp',
+            '../src/ports/SkOSFile_posix.cpp',
           ],
         }, { # else !win
           'sources!': [
             '../src/ports/SkDebug_win.cpp',
             '../src/ports/SkFontHost_win.cpp',
             '../src/ports/SkFontHost_win_dw.cpp',
+            '../src/ports/SkOSFile_win.cpp',
             '../src/ports/SkThread_win.cpp',
             '../src/ports/SkTime_win.cpp',
           ],