Migrate WTF::HashMap::get() to ::at()

third_party/WebKit/Source/web/tests/FrameSerializerTest.cpp

 /*
  * Copyright (c) 2013, Opera Software ASA. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
@@ skipping 161 matching lines @@
         break;
       }
     }
 
     if (completeURL.isNull() || !m_rewriteURLs.contains(completeURL))
       return false;
 
     StringBuilder uriBuilder;
     uriBuilder.append(m_rewriteFolder);
     uriBuilder.append('/');
-    uriBuilder.append(m_rewriteURLs.get(completeURL));
+    uriBuilder.append(m_rewriteURLs.at(completeURL));
     rewrittenLink = uriBuilder.toString();
     return true;
   }
 
   bool shouldSkipResourceWithURL(const KURL& url) {
     return m_skipURLs.contains(url);
   }
 
   FrameTestHelpers::WebViewHelper m_helper;
   std::string m_folder;
@@ skipping 361 matching lines @@
                 KURL(ParsedURLString, "http://foo.com?--")));
   EXPECT_EQ("saved from url=(0020)http://foo.com/#-%2D",
             FrameSerializer::markOfTheWebDeclaration(
                 KURL(ParsedURLString, "http://foo.com#--")));
   EXPECT_EQ("saved from url=(0026)http://foo.com/#bar-%2Dbaz",
             FrameSerializer::markOfTheWebDeclaration(
                 KURL(ParsedURLString, "http://foo.com#bar--baz")));
 }
 
 }  // namespace blink