Update uses of UTF conversions in chrome_frame/, chromeos/, components/ to use the base:: namespace.

chrome_frame/crash_reporting/vectored_handler_unittest.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <atlbase.h>
 
 #include "base/environment.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome_frame/crash_reporting/crash_dll.h"
@@ skipping 123 matching lines @@
   // Exception in a loading module, we are on the stack.
   // Make sure we don't report it.
   api.SetSEH(no_seh);
   api.SetStack(on_stack);
   EXPECT_CALL(api, WriteDump(_)).Times(0);
 
   g_mock_veh = &veh;
   void* id = ::AddVectoredExceptionHandler(FALSE, VEH);
 
   scoped_ptr<base::Environment> env(base::Environment::Create());
-  EXPECT_TRUE(env->SetVar(WideToUTF8(kCrashOnLoadMode).c_str(), "1"));
+  EXPECT_TRUE(env->SetVar(base::WideToUTF8(kCrashOnLoadMode).c_str(), "1"));
   long exceptions_seen = veh.get_exceptions_seen();
   HMODULE module = ::LoadLibrary(kCrashDllName);
   EXPECT_EQ(NULL, module);
 
   testing::Mock::VerifyAndClearExpectations(&api);
   EXPECT_EQ(exceptions_seen + 1, veh.get_exceptions_seen());
-  EXPECT_TRUE(env->UnSetVar(WideToUTF8(kCrashOnLoadMode).c_str()));
+  EXPECT_TRUE(env->UnSetVar(base::WideToUTF8(kCrashOnLoadMode).c_str()));
 
   // Exception in an unloading module, we are on the stack/
   // Make sure we report it.
-  EXPECT_TRUE(env->SetVar(WideToUTF8(kCrashOnUnloadMode).c_str(), "1"));
+  EXPECT_TRUE(env->SetVar(base::WideToUTF8(kCrashOnUnloadMode).c_str(), "1"));
 
   module = ::LoadLibrary(kCrashDllName);
 
   api.SetSEH(no_seh);
   api.SetStack(on_stack);
   EXPECT_CALL(api, WriteDump(_)).Times(1);
   EXPECT_TRUE(module != NULL);
   exceptions_seen = veh.get_exceptions_seen();
 
   // Crash on unloading.
@@ skipping 53 matching lines @@
 
   DWORD tid;
   HANDLE h = ::CreateThread(0, 0, CrashingThread, 0, 0, &tid);
   ::WaitForSingleObject(h, INFINITE);
   ::CloseHandle(h);
 
   EXPECT_EQ(2, veh.get_exceptions_seen());
   ::RemoveVectoredExceptionHandler(id);
   g_mock_veh = NULL;
 }