Use static_assert instead of SK_COMPILE_ASSERT.

Now that static_assert is allowed, there is no need to use a non-
standard compile time assertion

Review URL: https://codereview.chromium.org/1306443004
diff --git a/src/sfnt/SkOTTable_maxp_TT.h b/src/sfnt/SkOTTable_maxp_TT.h
index 9aa557f..1fdd0ed 100644
--- a/src/sfnt/SkOTTable_maxp_TT.h
+++ b/src/sfnt/SkOTTable_maxp_TT.h
@@ -44,7 +44,7 @@
 
 
 #include <stddef.h>
-SK_COMPILE_ASSERT(offsetof(SkOTTableMaximumProfile_TT, maxComponentDepth) == 30, SkOTTableMaximumProfile_TT_maxComponentDepth_not_at_30);
-SK_COMPILE_ASSERT(sizeof(SkOTTableMaximumProfile_TT) == 32, sizeof_SkOTTableMaximumProfile_TT_not_32);
+static_assert(offsetof(SkOTTableMaximumProfile_TT, maxComponentDepth) == 30, "SkOTTableMaximumProfile_TT_maxComponentDepth_not_at_30");
+static_assert(sizeof(SkOTTableMaximumProfile_TT) == 32, "sizeof_SkOTTableMaximumProfile_TT_not_32");
 
 #endif