String replaceWithLiteral should just use strlen, also rename to replace.

third_party/WebKit/Source/wtf/text/WTFStringTest.cpp

 /*
  * Copyright (C) 2012 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 98 matching lines @@
     // Golen ratio.
     const double phi = 1.6180339887498948482;
     testNumberToStringECMAScript(phi, "1.618033988749895");
 }
 
 TEST(StringTest, ReplaceWithLiteral)
 {
     // Cases for 8Bit source.
     String testString = "1224";
     EXPECT_TRUE(testString.is8Bit());
-    testString.replaceWithLiteral('2', "");
+    testString.replace('2', "");
     EXPECT_STREQ("14", testString.utf8().data());
 
     testString = "1224";
     EXPECT_TRUE(testString.is8Bit());
-    testString.replaceWithLiteral('2', "3");
+    testString.replace('2', "3");
     EXPECT_STREQ("1334", testString.utf8().data());
 
     testString = "1224";
     EXPECT_TRUE(testString.is8Bit());
-    testString.replaceWithLiteral('2', "555");
+    testString.replace('2', "555");
     EXPECT_STREQ("15555554", testString.utf8().data());
 
     testString = "1224";
     EXPECT_TRUE(testString.is8Bit());
-    testString.replaceWithLiteral('3', "NotFound");
+    testString.replace('3', "NotFound");
     EXPECT_STREQ("1224", testString.utf8().data());
 
     // Cases for 16Bit source.
     // U+00E9 (=0xC3 0xA9 in UTF-8) is e with accent.
     testString = String::fromUTF8("r\xC3\xA9sum\xC3\xA9");
     EXPECT_FALSE(testString.is8Bit());
-    testString.replaceWithLiteral(UChar(0x00E9), "e");
+    testString.replace(UChar(0x00E9), "e");
     EXPECT_STREQ("resume", testString.utf8().data());
 
     testString = String::fromUTF8("r\xC3\xA9sum\xC3\xA9");
     EXPECT_FALSE(testString.is8Bit());
-    testString.replaceWithLiteral(UChar(0x00E9), "");
+    testString.replace(UChar(0x00E9), "");
     EXPECT_STREQ("rsum", testString.utf8().data());
 
     testString = String::fromUTF8("r\xC3\xA9sum\xC3\xA9");
     EXPECT_FALSE(testString.is8Bit());
-    testString.replaceWithLiteral('3', "NotFound");
+    testString.replace('3', "NotFound");
     EXPECT_STREQ("r\xC3\xA9sum\xC3\xA9", testString.utf8().data());
 }
 
 TEST(StringTest, ComparisonOfSameStringVectors)
 {
     Vector<String> stringVector;
     stringVector.append("one");
     stringVector.append("two");
 
     Vector<String> sameStringVector;
@@ skipping 258 matching lines @@
     EXPECT_EQ(CString("\"\\u0018\\u0019\\u001A\\u001B\\u001C\\u001D\\u001E\\u001F\""), toCStringThroughPrinter(String("\x18\x19\x1A\x1B\x1C\x1D\x1E\x1F", 8)));
     EXPECT_EQ(CString("\"\\u007F\\u0080\\u0081\""), toCStringThroughPrinter("\x7F\x80\x81"));
     EXPECT_EQ(CString("\"\""), toCStringThroughPrinter(emptyString()));
     EXPECT_EQ(CString("<null>"), toCStringThroughPrinter(String()));
 
     static const UChar unicodeSample[] = { 0x30C6, 0x30B9, 0x30C8 }; // "Test" in Japanese.
     EXPECT_EQ(CString("\"\\u30C6\\u30B9\\u30C8\""), toCStringThroughPrinter(String(unicodeSample, WTF_ARRAY_LENGTH(unicodeSample))));
 }
 
 } // namespace WTF