Remove all uses of the global Dispatcher Get function.

ppapi/proxy/ppb_url_loader_proxy.cc

Index: ppapi/proxy/ppb_url_loader_proxy.cc
===================================================================
--- ppapi/proxy/ppb_url_loader_proxy.cc	(revision 74021)
+++ ppapi/proxy/ppb_url_loader_proxy.cc	(working copy)
@@ -246,7 +246,7 @@
       INTERFACE_ID_PPB_URL_LOADER, loader_object->host_resource()));
 }
 
-const PPB_URLLoader ppb_urlloader = {
+const PPB_URLLoader urlloader_interface = {
   &Create,
   &IsURLLoader,
   &Open,
@@ -259,6 +259,11 @@
   &Close
 };
 
+InterfaceProxy* CreateURLLoaderProxy(Dispatcher* dispatcher,
+                                     const void* target_interface) {
+  return new PPB_URLLoader_Proxy(dispatcher, target_interface);
+}
+
 // Plugin URLLoaderTrusted implementation --------------------------------------
 
 void GrantUniversalAccess(PP_Resource loader_id) {
@@ -272,11 +277,16 @@
           INTERFACE_ID_PPB_URL_LOADER_TRUSTED, loader_object->host_resource()));
 }
 
-const PPB_URLLoaderTrusted ppb_urlloader_trusted = {
+const PPB_URLLoaderTrusted urlloader_trusted_interface = {
   &GrantUniversalAccess,
   NULL,  // RegisterStatusCallback is used internally by the proxy only.
 };
 
+InterfaceProxy* CreateURLLoaderTrustedProxy(Dispatcher* dispatcher,
+                                            const void* target_interface) {
+  return new PPB_URLLoaderTrusted_Proxy(dispatcher, target_interface);
+}
+
 }  // namespace
 
 // PPB_URLLoader_Proxy ---------------------------------------------------------
@@ -302,14 +312,18 @@
   return PluginResourceTracker::GetInstance()->AddResource(object);
 }
 
-const void* PPB_URLLoader_Proxy::GetSourceInterface() const {
-  return &ppb_urlloader;
+// static
+const InterfaceProxy::Info* PPB_URLLoader_Proxy::GetInfo() {
+  static const Info info = {
+    &urlloader_interface,
+    PPB_URLLOADER_INTERFACE,
+    INTERFACE_ID_PPB_URL_LOADER,
+    false,
+    &CreateURLLoaderProxy,
+  };
+  return &info;
 }
 
-InterfaceID PPB_URLLoader_Proxy::GetInterfaceId() const {
-  return INTERFACE_ID_PPB_URL_LOADER;
-}
-
 bool PPB_URLLoader_Proxy::OnMessageReceived(const IPC::Message& msg) {
   bool handled = true;
   IPC_BEGIN_MESSAGE_MAP(PPB_URLLoader_Proxy, msg)
@@ -490,14 +504,18 @@
 PPB_URLLoaderTrusted_Proxy::~PPB_URLLoaderTrusted_Proxy() {
 }
 
-const void* PPB_URLLoaderTrusted_Proxy::GetSourceInterface() const {
-  return &ppb_urlloader_trusted;
+// static
+const InterfaceProxy::Info* PPB_URLLoaderTrusted_Proxy::GetInfo() {
+  static const Info info = {
+    &urlloader_trusted_interface,
+    PPB_URLLOADERTRUSTED_INTERFACE,
+    INTERFACE_ID_PPB_URL_LOADER_TRUSTED,
+    true,
+    &CreateURLLoaderTrustedProxy,
+  };
+  return &info;
 }
 
-InterfaceID PPB_URLLoaderTrusted_Proxy::GetInterfaceId() const {
-  return INTERFACE_ID_PPB_URL_LOADER_TRUSTED;
-}
-
 bool PPB_URLLoaderTrusted_Proxy::OnMessageReceived(const IPC::Message& msg) {
   bool handled = true;
   IPC_BEGIN_MESSAGE_MAP(PPB_URLLoaderTrusted_Proxy, msg)