Move RemoveChars, ReplaceChars, TrimString, and TruncateUTF8ToByteSize to base namespace.

chrome/browser/profile_resetter/jtl_interpreter_unittest.cc

Index: chrome/browser/profile_resetter/jtl_interpreter_unittest.cc
diff --git a/chrome/browser/profile_resetter/jtl_interpreter_unittest.cc b/chrome/browser/profile_resetter/jtl_interpreter_unittest.cc
index af9ab5ca0f81704061ea58d518ac4247d7684c14..a5c00038b71bbe2b73d83169bd176328d2ca941a 100644
--- a/chrome/browser/profile_resetter/jtl_interpreter_unittest.cc
+++ b/chrome/browser/profile_resetter/jtl_interpreter_unittest.cc
@@ -46,7 +46,7 @@ std::string EncodeUint32(uint32 value) {
 #define INIT_INTERPRETER(program_param, escaped_json_param) \
     const char* escaped_json = escaped_json_param; \
     std::string json; \
-    ReplaceChars(escaped_json, "'", "\"", &json); \
+    base::ReplaceChars(escaped_json, "'", "\"", &json); \
     scoped_ptr<Value> json_value(ParseJson(json)); \
     JtlInterpreter interpreter( \
         seed, \