content: Move kHttpScheme constant into content namespace.

content/browser/web_contents/navigation_controller_impl.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/web_contents/navigation_controller_impl.h"
 
 #include "base/bind.h"
 #include "base/debug/trace_event.h"
 #include "base/logging.h"
 #include "base/strings/string_number_conversions.h"  // Temporary
@@ skipping 619 matching lines @@
 void NavigationControllerImpl::LoadURLWithParams(const LoadURLParams& params) {
   TRACE_EVENT0("browser", "NavigationControllerImpl::LoadURLWithParams");
   if (HandleDebugURL(params.url, params.transition_type))
     return;
 
   // Checks based on params.load_type.
   switch (params.load_type) {
     case LOAD_TYPE_DEFAULT:
       break;
     case LOAD_TYPE_BROWSER_INITIATED_HTTP_POST:
-      if (!params.url.SchemeIs(chrome::kHttpScheme) &&
+      if (!params.url.SchemeIs(kHttpScheme) &&
           !params.url.SchemeIs(kHttpsScheme)) {
         NOTREACHED() << "Http post load must use http(s) scheme.";
         return;
       }
       break;
     case LOAD_TYPE_DATA:
       if (!params.url.SchemeIs(chrome::kDataScheme)) {
         NOTREACHED() << "Data load must use data scheme.";
         return;
       }
@@ skipping 1034 matching lines @@
     }
   }
 }
 
 void NavigationControllerImpl::SetGetTimestampCallbackForTest(
     const base::Callback<base::Time()>& get_timestamp_callback) {
   get_timestamp_callback_ = get_timestamp_callback;
 }
 
 }  // namespace content