Fix for MIME handler bug.

extensions/renderer/guest_view/guest_view_internal_custom_bindings.cc

 // Copyright 2014 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 "extensions/renderer/guest_view/guest_view_internal_custom_bindings.h"
 
 #include <string>
 
 #include "base/bind.h"
 #include "content/public/child/v8_value_converter.h"
 #include "content/public/renderer/render_view.h"
 #include "extensions/common/extension.h"
 #include "extensions/common/extension_messages.h"
+#include "extensions/common/guest_view/guest_view_constants.h"
 #include "extensions/renderer/guest_view/extensions_guest_view_container.h"
 #include "extensions/renderer/script_context.h"
 #include "v8/include/v8.h"
 
 using content::V8ValueConverter;
 
 namespace extensions {
 
 GuestViewInternalCustomBindings::GuestViewInternalCustomBindings(
     ScriptContext* context)
@@ skipping 43 matching lines @@
   scoped_ptr<base::DictionaryValue> params;
   {
     scoped_ptr<V8ValueConverter> converter(V8ValueConverter::create());
     scoped_ptr<base::Value> params_as_value(
         converter->FromV8Value(args[2], context()->v8_context()));
     CHECK(params_as_value->IsType(base::Value::TYPE_DICTIONARY));
     params.reset(
         static_cast<base::DictionaryValue*>(params_as_value.release()));
   }
 
+  // Add flag to |params| to indicate that the element size is specified in
+  // logical units.
+  params->SetBoolean(guestview::kElementSizeIsLogical, true);
+
   linked_ptr<ExtensionsGuestViewContainer::Request> request(
       new ExtensionsGuestViewContainer::AttachRequest(
           guest_view_container,
           guest_instance_id,
           params.Pass(),
           args.Length() == 4 ? args[3].As<v8::Function>() :
               v8::Handle<v8::Function>(),
           args.GetIsolate()));
   guest_view_container->IssueRequest(request);
 
@@ skipping 70 matching lines @@
   if (!guest_view_container)
     return;
 
   guest_view_container->RegisterElementResizeCallback(
       args[1].As<v8::Function>(), args.GetIsolate());
 
   args.GetReturnValue().Set(v8::Boolean::New(context()->isolate(), true));
 }
 
 }  // namespace extensions