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

content/browser/browser_plugin/browser_plugin_guest.cc

 // Copyright (c) 2012 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 "content/browser/browser_plugin/browser_plugin_guest.h"
 
 #include <algorithm>
 
 #include "base/message_loop/message_loop.h"
 #include "base/strings/string_util.h"
@@ skipping 1359 matching lines @@
   // chrome://settings.
   bool scheme_is_blocked =
       (!ChildProcessSecurityPolicyImpl::GetInstance()->IsWebSafeScheme(
           url.scheme()) &&
       !ChildProcessSecurityPolicyImpl::GetInstance()->IsPseudoScheme(
           url.scheme())) ||
       url.SchemeIs(kJavaScriptScheme);
   if (scheme_is_blocked || !url.is_valid()) {
     if (delegate_) {
       std::string error_type;
-      RemoveChars(net::ErrorToString(net::ERR_ABORTED), "net::", &error_type);
+      base::RemoveChars(net::ErrorToString(net::ERR_ABORTED), "net::",
+                        &error_type);
       delegate_->LoadAbort(true /* is_top_level */, url, error_type);
     }
     return;
   }
 
   GURL validated_url(url);
   RenderViewHost::FilterURL(
       GetWebContents()->GetRenderProcessHost(),
       false,
       &validated_url);
@@ skipping 367 matching lines @@
   request_info.Set(browser_plugin::kRequestMethod,
                    base::Value::CreateStringValue(request_method));
   request_info.Set(browser_plugin::kURL, base::Value::CreateStringValue(url));
 
   RequestPermission(BROWSER_PLUGIN_PERMISSION_TYPE_DOWNLOAD,
                     new DownloadRequest(callback),
                     request_info);
 }
 
 }  // namespace content