Browser Plugin: Update DOM Node attributes when properties are updated

content/renderer/browser_plugin/browser_plugin.h

 // 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.
 
 #ifndef  CONTENT_RENDERER_BROWSER_PLUGIN_BROWSER_PLUGIN_H_
 #define  CONTENT_RENDERER_BROWSER_PLUGIN_BROWSER_PLUGIN_H_
 
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebPlugin.h"
 
 #include "base/memory/scoped_ptr.h"
@@ skipping 18 matching lines @@
 class BrowserPluginManager;
 class MockBrowserPlugin;
 
 class CONTENT_EXPORT BrowserPlugin :
     NON_EXPORTED_BASE(public WebKit::WebPlugin) {
  public:
   RenderViewImpl* render_view() const { return render_view_.get(); }
   // Called only by tests to clean up before we blow away the MockRenderProcess.
   void Cleanup();
 
+  // Update Browser Plugin's DOM Node attribute |attribute_name| with the value
+  // |attribute_value|.
+  void UpdateDOMAttribute(const std::string& attribute_name,
+                          const std::string& attribute_value);
+
   // Get the src attribute value of the BrowserPlugin instance.
   std::string src_attribute() const { return src_; }
   // Set the src attribute value of the BrowserPlugin instance.
   bool SetSrcAttribute(const std::string& src, std::string* error_message);
   // Get the autosize attribute value.
   bool auto_size_attribute() const { return auto_size_; }
   // Sets the autosize attribute value.
   void SetAutoSizeAttribute(bool auto_size);
   // Get the maxheight attribute value.
   int max_height_attribute() const { return max_height_; }
@@ skipping 279 matching lines @@
   // the changes are not always obvious.  For example, there is a maximum
   // number of entries and earlier ones will automatically be pruned.
   int current_nav_entry_index_;
   int nav_entry_count_;
   DISALLOW_COPY_AND_ASSIGN(BrowserPlugin);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_BROWSER_PLUGIN_BROWSER_PLUGIN_H_