Remove wstring from RVH's run Javascript command....

chrome/test/ui/dom_checker_uitest.cc

Index: chrome/test/ui/dom_checker_uitest.cc
===================================================================
--- chrome/test/ui/dom_checker_uitest.cc	(revision 73855)
+++ chrome/test/ui/dom_checker_uitest.cc	(working copy)
@@ -149,17 +149,18 @@
   }
 
   bool GetTestCount(TabProxy* tab, int* test_count) {
-    return tab->ExecuteAndExtractInt(L"",
-        L"window.domAutomationController.send(automation.GetTestCount());",
+    return tab->ExecuteAndExtractInt(string16(),
+        ASCIIToUTF16("window.domAutomationController.send("
+                     "automation.GetTestCount());"),
         test_count);
   }
 
   bool GetTestsFailed(TabProxy* tab, ResultsSet* tests_failed) {
-    std::wstring json_wide;
-    bool succeeded = tab->ExecuteAndExtractString(L"",
-        L"window.domAutomationController.send("
-        L"    JSON.stringify(automation.GetFailures()));",
-        &json_wide);
+    string16 json16;
+    bool succeeded = tab->ExecuteAndExtractString(string16(),
+        ASCIIToUTF16("window.domAutomationController.send("
+                     "JSON.stringify(automation.GetFailures()));"),
+        &json16);
 
     // Note that we don't use ASSERT_TRUE here (and in some other places) as it
     // doesn't work inside a function with a return type other than void.
@@ -167,7 +168,7 @@
     if (!succeeded)
       return false;
 
-    std::string json = WideToUTF8(json_wide);
+    std::string json = UTF16ToUTF8(json16);
     JSONStringValueSerializer deserializer(json);
     scoped_ptr<Value> value(deserializer.Deserialize(NULL, NULL));