Add a console interface for logging to the JS console from a PPAPI plugin....

ppapi/proxy/ppb_console_proxy.cc

+// Copyright (c) 2011 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 "ppapi/proxy/ppb_console_proxy.h"
+
+#include "ppapi/c/dev/ppb_console_dev.h"
+#include "ppapi/proxy/plugin_dispatcher.h"
+#include "ppapi/proxy/ppapi_messages.h"
+
+namespace pp {
+namespace proxy {
+
+namespace {
+
+void Log(PP_Instance instance, PP_LogLevel_Dev level, PP_Var value) {
+  PluginDispatcher* dispatcher = PluginDispatcher::GetForInstance(instance);
+  if (!dispatcher)
+    return;
+  dispatcher->Send(new PpapiHostMsg_PPBConsole_Log(
+      INTERFACE_ID_PPB_CONSOLE, instance, static_cast<int>(level),
+      SerializedVarSendInput(dispatcher, value)));
+}
+
+void LogWithSource(PP_Instance instance,
+                   PP_LogLevel_Dev level,
+                   const PP_Var source,
+                   const PP_Var value) {
+  PluginDispatcher* dispatcher = PluginDispatcher::GetForInstance(instance);
+  if (!dispatcher)
+    return;
+  dispatcher->Send(new PpapiHostMsg_PPBConsole_LogWithSource(
+      INTERFACE_ID_PPB_CONSOLE, instance, static_cast<int>(level),
+      SerializedVarSendInput(dispatcher, source),
+      SerializedVarSendInput(dispatcher, value)));
+}
+
+const PPB_Console_Dev console_interface = {
+  &Log,
+  &LogWithSource
+};
+
+InterfaceProxy* CreateConsoleProxy(Dispatcher* dispatcher,
+                                   const void* target_interface) {
+  return new PPB_Console_Proxy(dispatcher, target_interface);
+}
+
+}  // namespace
+
+PPB_Console_Proxy::PPB_Console_Proxy(Dispatcher* dispatcher,
+                                     const void* target_interface)
+    : InterfaceProxy(dispatcher, target_interface) {
+}
+
+PPB_Console_Proxy::~PPB_Console_Proxy() {
+}
+
+// static
+const InterfaceProxy::Info* PPB_Console_Proxy::GetInfo() {
+  static const Info info = {
+    &console_interface,
+    PPB_CONSOLE_DEV_INTERFACE,
+    INTERFACE_ID_PPB_CONSOLE,
+    false,
+    &CreateConsoleProxy,
+  };
+  return &info;
+}
+
+bool PPB_Console_Proxy::OnMessageReceived(const IPC::Message& msg) {
+  bool handled = true;
+  IPC_BEGIN_MESSAGE_MAP(PPB_Console_Proxy, msg)
+    IPC_MESSAGE_HANDLER(PpapiHostMsg_PPBConsole_Log,
+                        OnMsgLog)
+    IPC_MESSAGE_HANDLER(PpapiHostMsg_PPBConsole_LogWithSource,
+                        OnMsgLogWithSource)
+    IPC_MESSAGE_UNHANDLED(handled = false)
+  IPC_END_MESSAGE_MAP()
+  return handled;
+}
+
+void PPB_Console_Proxy::OnMsgLog(PP_Instance instance,
+                                 int log_level,
+                                 SerializedVarReceiveInput value) {
+  ppb_console_target()->Log(instance,
+                            static_cast<PP_LogLevel_Dev>(log_level),
+                            value.Get(dispatcher()));
+}
+
+void PPB_Console_Proxy::OnMsgLogWithSource(PP_Instance instance,
+                                           int log_level,
+                                           SerializedVarReceiveInput source,
+                                           SerializedVarReceiveInput value) {
+  ppb_console_target()->LogWithSource(
+      instance,
+      static_cast<PP_LogLevel_Dev>(log_level),
+      source.Get(dispatcher()),
+      value.Get(dispatcher()));
+}
+
+}  // namespace proxy
+}  // namespace pp
+