<webview>: Implement WebRequest API

content/renderer/browser_plugin/browser_plugin_bindings.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/browser_plugin/browser_plugin_bindings.h"
 
 #include <cstdlib>
 #include <string>
 
 #include "base/bind.h"
@@ skipping 267 matching lines @@
     bindings->instance()->Forward();
     return true;
   }
 
  private:
   DISALLOW_COPY_AND_ASSIGN(BrowserPluginBindingForward);
 };
 
 // Note: This is a method that is used internally by the <webview> shim only.
 // This should not be exposed to developers.
+class BrowserPluginBindingGetInstanceID : public BrowserPluginMethodBinding {
+ public:
+  BrowserPluginBindingGetInstanceID()
+      : BrowserPluginMethodBinding(browser_plugin::kMethodGetInstanceId, 0) {
+  }
+
+  virtual bool Invoke(BrowserPluginBindings* bindings,
+                      const NPVariant* args,
+                      NPVariant* result) OVERRIDE {
+    int instance_id = bindings->instance()->instance_id();
+    INT32_TO_NPVARIANT(instance_id, *result);
+    return true;
+  }
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(BrowserPluginBindingGetInstanceID);
+};
+
+// Note: This is a method that is used internally by the <webview> shim only.
+// This should not be exposed to developers.
 class BrowserPluginBindingGetRouteID : public BrowserPluginMethodBinding {
  public:
   BrowserPluginBindingGetRouteID()
       : BrowserPluginMethodBinding(browser_plugin::kMethodGetRouteId, 0) {
   }
 
   virtual bool Invoke(BrowserPluginBindings* bindings,
                       const NPVariant* args,
                       NPVariant* result) OVERRIDE {
     int route_id = bindings->instance()->guest_route_id();
@@ skipping 447 matching lines @@
       ALLOW_THIS_IN_INITIALIZER_LIST(weak_ptr_factory_(this)) {
   NPObject* obj =
       WebBindings::createObject(NULL, &browser_plugin_message_class);
   np_object_ = static_cast<BrowserPluginBindings::BrowserPluginNPObject*>(obj);
   np_object_->message_channel = weak_ptr_factory_.GetWeakPtr();
 
   method_bindings_.push_back(new BrowserPluginBindingBack);
   method_bindings_.push_back(new BrowserPluginBindingCanGoBack);
   method_bindings_.push_back(new BrowserPluginBindingCanGoForward);
   method_bindings_.push_back(new BrowserPluginBindingForward);
+  method_bindings_.push_back(new BrowserPluginBindingGetInstanceID);
   method_bindings_.push_back(new BrowserPluginBindingGetProcessID);
   method_bindings_.push_back(new BrowserPluginBindingGetRouteID);
   method_bindings_.push_back(new BrowserPluginBindingGo);
   method_bindings_.push_back(new BrowserPluginBindingReload);
   method_bindings_.push_back(new BrowserPluginBindingStop);
   method_bindings_.push_back(new BrowserPluginBindingTerminate);
 
   property_bindings_.push_back(new BrowserPluginPropertyBindingAutoSize);
   property_bindings_.push_back(new BrowserPluginPropertyBindingContentWindow);
   property_bindings_.push_back(new BrowserPluginPropertyBindingMaxHeight);
@@ skipping 75 matching lines @@
   for (PropertyBindingList::iterator iter = property_bindings_.begin();
        iter != property_bindings_.end();
        ++iter) {
     if ((*iter)->MatchesName(name))
       return (*iter)->GetProperty(this, result);
   }
   return false;
 }
 
 }  // namespace content