<webview>: First stab at implementing media permission request for guests.

content/renderer/browser_plugin/browser_plugin_bindings.cc

Index: content/renderer/browser_plugin/browser_plugin_bindings.cc
diff --git a/content/renderer/browser_plugin/browser_plugin_bindings.cc b/content/renderer/browser_plugin/browser_plugin_bindings.cc
index 2ac280beef49d2fc55b193e5ac1fff5b6b1b4c96..e4895a0793bf7b5aa84cbd8537bb59935c36981e 100644
--- a/content/renderer/browser_plugin/browser_plugin_bindings.cc
+++ b/content/renderer/browser_plugin/browser_plugin_bindings.cc
@@ -369,6 +369,29 @@ class BrowserPluginBindingStop : public BrowserPluginMethodBinding {
   DISALLOW_COPY_AND_ASSIGN(BrowserPluginBindingStop);
 };
 
+// Note: This is a method that is used internally by the <webview> shim only.
+// This should not be exposed to developers.
+class BrowserPluginBindingSetMediaPermission
+    : public BrowserPluginMethodBinding {
+ public:
+  BrowserPluginBindingSetMediaPermission()
+      : BrowserPluginMethodBinding(browser_plugin::kMethodSetMediaPermission,
+                                   2) {
+  }
+
+  virtual bool Invoke(BrowserPluginBindings* bindings,
+                      const NPVariant* args,
+                      NPVariant* result) OVERRIDE {
+    int request_id = Int32FromNPVariant(args[0]);
+    bool allow = NPVARIANT_TO_BOOLEAN(args[1]);
+    bindings->instance()->OnListenerCallMediaAccess(request_id, allow);
+    return true;
+  }
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(BrowserPluginBindingSetMediaPermission);
+};
+
 class BrowserPluginBindingTerminate : public BrowserPluginMethodBinding {
  public:
   BrowserPluginBindingTerminate()
@@ -689,6 +712,7 @@ BrowserPluginBindings::BrowserPluginBindings(BrowserPlugin* instance)
   method_bindings_.push_back(new BrowserPluginBindingGetRouteID);
   method_bindings_.push_back(new BrowserPluginBindingGo);
   method_bindings_.push_back(new BrowserPluginBindingReload);
+  method_bindings_.push_back(new BrowserPluginBindingSetMediaPermission);
   method_bindings_.push_back(new BrowserPluginBindingStop);
   method_bindings_.push_back(new BrowserPluginBindingTerminate);