Eliminate one copy of replace_char() function.

include/core/SkString.h

 
 /*
  * Copyright 2006 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 #ifndef SkString_DEFINED
@@ skipping 181 matching lines @@
     void prependScalar(SkScalar value) { this->insertScalar((size_t)-1, value); }
 
     void printf(const char format[], ...) SK_PRINTF_LIKE(2, 3);
     void appendf(const char format[], ...) SK_PRINTF_LIKE(2, 3);
     void appendVAList(const char format[], va_list);
     void prependf(const char format[], ...) SK_PRINTF_LIKE(2, 3);
     void prependVAList(const char format[], va_list);
 
     void remove(size_t offset, size_t length);
 
+    void replace(SkUnichar oldChar, SkUnichar newChar);
+
     SkString& operator+=(const SkString& s) { this->append(s); return *this; }
     SkString& operator+=(const char text[]) { this->append(text); return *this; }
     SkString& operator+=(const char c) { this->append(&c, 1); return *this; }
 
     /**
      *  Swap contents between this and other. This function is guaranteed
      *  to never fail or throw.
      */
     void swap(SkString& other);
 
@@ skipping 27 matching lines @@
 // Specialized to take advantage of SkString's fast swap path. The unspecialized function is
 // declared in SkTypes.h and called by SkTSort.
 template <> inline void SkTSwap(SkString& a, SkString& b) {
     a.swap(b);
 }
 
 // Split str on any characters in delimiters into out.  (Think, strtok with a sane API.)
 void SkStrSplit(const char* str, const char* delimiters, SkTArray<SkString>* out);
 
 #endif