Move ElideString() from base/string_util.cc to app/text_elider.cc to ...

base/string_util_unittest.cc

Index: base/string_util_unittest.cc
===================================================================
--- base/string_util_unittest.cc	(revision 69274)
+++ base/string_util_unittest.cc	(working copy)
@@ -1056,33 +1056,6 @@
   }
 }
 
-TEST(StringUtilTest, ElideString) {
-  struct TestData {
-    const wchar_t* input;
-    int max_len;
-    bool result;
-    const wchar_t* output;
-  } cases[] = {
-    { L"Hello", 0, true, L"" },
-    { L"", 0, false, L"" },
-    { L"Hello, my name is Tom", 1, true, L"H" },
-    { L"Hello, my name is Tom", 2, true, L"He" },
-    { L"Hello, my name is Tom", 3, true, L"H.m" },
-    { L"Hello, my name is Tom", 4, true, L"H..m" },
-    { L"Hello, my name is Tom", 5, true, L"H...m" },
-    { L"Hello, my name is Tom", 6, true, L"He...m" },
-    { L"Hello, my name is Tom", 7, true, L"He...om" },
-    { L"Hello, my name is Tom", 10, true, L"Hell...Tom" },
-    { L"Hello, my name is Tom", 100, false, L"Hello, my name is Tom" }
-  };
-  for (size_t i = 0; i < ARRAYSIZE_UNSAFE(cases); ++i) {
-    std::wstring output;
-    EXPECT_EQ(cases[i].result,
-              ElideString(cases[i].input, cases[i].max_len, &output));
-    EXPECT_TRUE(output == cases[i].output);
-  }
-}
-
 TEST(StringUtilTest, RemoveChars) {
   const char* kRemoveChars = "-/+*";
   std::string input = "A-+bc/d!*";