Replace base::str[n]casecmp with helper functions.

content/plugin/webplugin_proxy.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/plugin/webplugin_proxy.h"
 
 #include "build/build_config.h"
 
 #include "base/bind.h"
 #include "base/lazy_instance.h"
@@ skipping 262 matching lines @@
 }
 
 void WebPluginProxy::HandleURLRequest(const char* url,
                                       const char* method,
                                       const char* target,
                                       const char* buf,
                                       unsigned int len,
                                       int notify_id,
                                       bool popups_allowed,
                                       bool notify_redirects) {
- if (!target && (0 == base::strcasecmp(method, "GET"))) {
+ if (!target && base::EqualsCaseInsensitiveASCII(method, "GET")) {
     // Please refer to https://bugzilla.mozilla.org/show_bug.cgi?id=366082
     // for more details on this.
     if (delegate_->GetQuirks() &
         WebPluginDelegateImpl::PLUGIN_QUIRK_BLOCK_NONSTANDARD_GETURL_REQUESTS) {
       GURL request_url(url);
       if (!request_url.SchemeIs(url::kHttpScheme) &&
           !request_url.SchemeIs(url::kHttpsScheme) &&
           !request_url.SchemeIs(url::kFtpScheme)) {
         return;
       }
@@ skipping 315 matching lines @@
   int input_type;
   gfx::Rect caret_rect;
   if (!delegate_->GetIMEStatus(&input_type, &caret_rect))
     return;
 
   Send(new PluginHostMsg_NotifyIMEStatus(route_id_, input_type, caret_rect));
 }
 #endif
 
 }  // namespace content