Let DM work without a GPU.

gyp/most.gyp

Index: gyp/most.gyp
diff --git a/gyp/most.gyp b/gyp/most.gyp
index 7c329416767b16d64c7771baeb7520adce475d7a..3d9bad45caa631a7bac326a628542bf891967a63 100644
--- a/gyp/most.gyp
+++ b/gyp/most.gyp
@@ -23,15 +23,12 @@
         'pathops_unittest.gyp:*',
         'skpskgr_test.gyp:*',
 #       'pdfviewer.gyp:pdfviewer',
+        'dm.gyp:dm',
       ],
       'conditions': [
         ['skia_os == "android"', {
           'dependencies': [ 'android_system.gyp:SampleApp_APK' ],
         }],
-        # DM assumes you've got a GPU.
-        ['skia_gpu == 1', {
-          'dependencies': [ 'dm.gyp:dm' ],
-        }],
         [ 'skia_skip_gui',
           {
             'dependencies!': [