Merge third_party/skia/include from https://chromium.googlesource.com/external/skia/include.git at 408cb61cd625026f204980897f638ed6ba3cf3e8

This commit was generated by merge_from_chromium.py.

Change-Id: I257aa35320638c9cd19f88b14623b08774d5a2b5
diff --git a/utils/SkThreadPool.h b/utils/SkThreadPool.h
index 295b1b4..c99c5c4 100644
--- a/utils/SkThreadPool.h
+++ b/utils/SkThreadPool.h
@@ -26,7 +26,7 @@
     GetSystemInfo(&sysinfo);
     return sysinfo.dwNumberOfProcessors;
 #elif defined(SK_BUILD_FOR_UNIX) || defined(SK_BUILD_FOR_MAC) || defined(SK_BUILD_FOR_ANDROID)
-    return sysconf(_SC_NPROCESSORS_ONLN);
+    return (int) sysconf(_SC_NPROCESSORS_ONLN);
 #else
     return 1;
 #endif