Update refernces to Blink's Platform API (content)

content/renderer/android/content_detector.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/renderer/android/content_detector.h"
 
 #include "base/logging.h"
-#include "third_party/WebKit/Source/Platform/chromium/public/WebPoint.h"
+#include "third_party/WebKit/public/platform/WebPoint.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebHitTestResult.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebSurroundingText.h"
 
 using WebKit::WebRange;
 using WebKit::WebSurroundingText;
 
 namespace content {
 
 ContentDetector::Result::Result() : valid(false) {}
 
@@ skipping 56 matching lines @@
       } else {
         start_offset += relative_end;
       }
     }
   }
 
   return WebRange();
 }
 
 }  // namespace content