Revert of Add config options to run different GPU APIs to dm and nanobench

include/core/SkString.h

Index: include/core/SkString.h
diff --git a/include/core/SkString.h b/include/core/SkString.h
index 93514f2659febb67a6588cdc214595f278c825a4..9229d808a63d00ab79e758d249f5cd08952daf41 100644
--- a/include/core/SkString.h
+++ b/include/core/SkString.h
@@ -267,22 +267,7 @@
     a.swap(b);
 }
 
-enum SkStrSplitMode {
-    // Strictly return all results. If the input is ",," and the separator is ',' this will return
-    // an array of three empty strings.
-    kStrict_SkStrSplitMode,
-
-    // Only nonempty results will be added to the results. Multiple separators will be
-    // coalesced. Separators at the beginning and end of the input will be ignored.  If the input is
-    // ",," and the separator is ',', this will return an empty vector.
-    kCoalesce_SkStrSplitMode
-};
-
 // Split str on any characters in delimiters into out.  (Think, strtok with a sane API.)
-void SkStrSplit(const char* str, const char* delimiters, SkStrSplitMode splitMode,
-                SkTArray<SkString>* out);
-inline void SkStrSplit(const char* str, const char* delimiters, SkTArray<SkString>* out) {
-    SkStrSplit(str, delimiters, kCoalesce_SkStrSplitMode, out);
-}
+void SkStrSplit(const char* str, const char* delimiters, SkTArray<SkString>* out);
 
 #endif