base: Move SplitString functions into the base namespace and update the callers.

chrome/browser/extensions/extension_devtools_events.cc

 // Copyright (c) 2010 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 "chrome/browser/extensions/extension_devtools_events.h"
 
 #include <vector>
 
 #include "base/string_number_conversions.h"
 #include "base/string_split.h"
@@ skipping 10 matching lines @@
 bool ExtensionDevToolsEvents::IsDevToolsEventName(
     const std::string& event_name, int* tab_id) {
   // We only care about events of the form "devtools.34.*", where 34 is
   // a tab id.
   if (IsStringASCII(event_name) &&
       StartsWithASCII(event_name,
                       kDevToolsEventPrefix,
                       true /* case_sensitive */)) {
     // At this point we want something like "4.onPageEvent"
     std::vector<std::string> parts;
-    SplitString(event_name.substr(strlen(kDevToolsEventPrefix)), '.', &parts);
+    base::SplitString(
+        event_name.substr(strlen(kDevToolsEventPrefix)), '.', &parts);
     if (parts.size() == 2 && base::StringToInt(parts[0], tab_id)) {
       return true;
     }
   }
   return false;
 }
 
 // static
 std::string ExtensionDevToolsEvents::OnPageEventNameForTab(int tab_id) {
   return base::StringPrintf("%s%d.%s",
                             kDevToolsEventPrefix,
                             tab_id,
                             kOnPageEventName);
 }
 
 // static
 std::string ExtensionDevToolsEvents::OnTabCloseEventNameForTab(int tab_id) {
   return base::StringPrintf("%s%d.%s",
                             kDevToolsEventPrefix,
                             tab_id,
                             kOnTabCloseEventName);
 }