Add missing (and remove superfluous) 'explicit' from constructors.

webkit/glue/multipart_response_delegate.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 "webkit/glue/multipart_response_delegate.h"
 
 #include "base/logging.h"
 #include "base/string_number_conversions.h"
 #include "base/string_util.h"
 #include "net/base/net_util.h"
@@ skipping 19 matching lines @@
   "content-type",
   "content-length",
   "content-disposition",
   "content-range",
   "range",
   "set-cookie"
 };
 
 class HeaderCopier : public WebHTTPHeaderVisitor {
  public:
-  HeaderCopier(WebURLResponse* response)
+  explicit HeaderCopier(WebURLResponse* response)
       : response_(response) {
   }
   virtual void visitHeader(const WebString& name, const WebString& value) {
     const std::string& name_utf8 = name.utf8();
     for (size_t i = 0; i < arraysize(kReplaceHeaders); ++i) {
       if (LowerCaseEqualsASCII(name_utf8, kReplaceHeaders[i]))
         return;
     }
     response_->setHTTPHeaderField(name, value);
   }
@@ skipping 344 matching lines @@
   if (!base::StringToInt64(byte_range_upper_bound, content_range_upper_bound))
     return false;
   if (!base::StringToInt64(byte_range_instance_size,
                            content_range_instance_size)) {
     return false;
   }
   return true;
 }
 
 }  // namespace webkit_glue