Only ship high DPI paks on Window.

atom.gyp

@@ -393,8 +393,6 @@
                 '<(libchromiumcontent_library_dir)/libffmpegsumo.so',
                 '<(libchromiumcontent_resources_dir)/icudtl.dat',
                 '<(libchromiumcontent_resources_dir)/content_shell.pak',
-                '<(libchromiumcontent_resources_dir)/ui_resources_200_percent.pak',
-                '<(libchromiumcontent_resources_dir)/webkit_resources_200_percent.pak',
               ],
             },
             {
@@ -656,8 +654,6 @@
           'mac_bundle_resources': [
             'atom/common/resources/mac/MainMenu.xib',
             '<(libchromiumcontent_resources_dir)/content_shell.pak',
-            '<(libchromiumcontent_resources_dir)/ui_resources_200_percent.pak',
-            '<(libchromiumcontent_resources_dir)/webkit_resources_200_percent.pak',
             '<(libchromiumcontent_resources_dir)/icudtl.dat',
           ],
           'xcode_settings': {

atom/app/atom_main_delegate.cc

@@ -24,12 +24,14 @@ AtomMainDelegate::~AtomMainDelegate() {
 
 void AtomMainDelegate::AddDataPackFromPath(
     ui::ResourceBundle* bundle, const base::FilePath& pak_dir) {
+#if defined(OS_WIN)
   bundle->AddDataPackFromPath(
       pak_dir.Append(FILE_PATH_LITERAL("ui_resources_200_percent.pak")),
       ui::SCALE_FACTOR_200P);
   bundle->AddDataPackFromPath(
       pak_dir.Append(FILE_PATH_LITERAL("webkit_resources_200_percent.pak")),
       ui::SCALE_FACTOR_200P);
+#endif
 }
 
 bool AtomMainDelegate::BasicStartupComplete(int* exit_code) {

script/create-dist.py

@@ -50,8 +50,6 @@ TARGET_BINARIES = {
     'content_shell.pak',
     'libchromiumcontent.so',
     'libffmpegsumo.so',
-    'ui_resources_200_percent.pak',
-    'webkit_resources_200_percent.pak',
   ],
 }
 TARGET_DIRECTORIES = {