Remove remaining legacy SplitString calls.

skia/ext/image_operations_bench.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // This small program is used to measure the performance of the various
 // resize algorithms offered by the ImageOperations::Resize function.
 // It will generate an empty source bitmap, and rescale it to specified
 // dimensions. It will repeat this operation multiple time to get more accurate
 // average throughput. Because it uses elapsed time to do its math, it is only
 // accurate on an idle system (but that approach was deemed more accurate
@@ skipping 101 matching lines @@
     return height_;
   }
 
   bool IsValid() const {
     return (width_ > 0 && height_ > 0);
   }
 
   // On failure, will set its state in such a way that IsValid will return
   // false.
   void FromString(const std::string& arg) {
-    std::vector<std::string> strings;
-    base::SplitString(std::string(arg), 'x', &strings);
+    std::vector<base::StringPiece> strings = base::SplitStringPiece(
+        arg, "x", base::TRIM_WHITESPACE, base::SPLIT_WANT_ALL);
     if (strings.size() != 2 ||
         base::StringToInt(strings[0], &width_) == false ||
         base::StringToInt(strings[1], &height_) == false) {
       width_ = -1;  // force the dimension object to be invalid.
     }
   }
  private:
   int width_;
   int height_;
 };
@@ skipping 147 matching lines @@
     return 1;
   }
 
   if (!bench.Run()) {
     printf("Failed to run benchmark\n");
     return 1;
   }
 
   return 0;
 }