Fix painting glitch with text and NPAPI plugins. This was a regression from r167042. The problem wa…

webkit/plugins/npapi/plugin_instance.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/plugins/npapi/plugin_instance.h"
 
 #include "base/bind.h"
 #include "build/build_config.h"
 #include "base/file_util.h"
 #include "base/message_loop.h"
 #include "base/string_number_conversions.h"
 #include "base/utf_string_conversions.h"
+#include "net/base/escape.h"
 #include "webkit/glue/webkit_glue.h"
 #include "webkit/plugins/npapi/plugin_host.h"
 #include "webkit/plugins/npapi/plugin_lib.h"
 #include "webkit/plugins/npapi/plugin_stream_url.h"
 #include "webkit/plugins/npapi/plugin_string_stream.h"
 #include "webkit/plugins/npapi/webplugin.h"
 #include "webkit/plugins/npapi/webplugin_delegate.h"
-#include "net/base/escape.h"
+#include "webkit/plugins/plugin_constants.h"
 
 #if defined(OS_MACOSX)
 #include <ApplicationServices/ApplicationServices.h>
 #endif
 
 namespace webkit {
 namespace npapi {
 
 PluginInstance::PluginInstance(PluginLib *plugin, const std::string &mime_type)
     : plugin_(plugin),
@@ skipping 24 matching lines @@
       load_manually_(false),
       in_close_streams_(false),
       next_timer_id_(1),
       next_notify_id_(0),
       next_range_request_id_(0),
       handles_url_redirects_(false) {
   npp_ = new NPP_t();
   npp_->ndata = 0;
   npp_->pdata = 0;
 
+  if (mime_type_ == kFlashPluginSwfMimeType)
+    transparent_ = false;
+
   memset(&zero_padding_, 0, sizeof(zero_padding_));
   DCHECK(message_loop_);
 }
 
 PluginInstance::~PluginInstance() {
   CloseStreams();
 
   if (npp_ != 0) {
     delete npp_;
     npp_ = 0;
@@ skipping 602 matching lines @@
         plugin_stream->UpdateUrl(
             plugin_stream->pending_redirect_url().c_str());
       }
       break;
     }
   }
 }
 
 }  // namespace npapi
 }  // namespace webkit