Change the DidChangeView update to take a new ViewChanged resource.

ppapi/proxy/plugin_dispatcher.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/plugin_dispatcher.h"
 
 #include <map>
 
 #include "base/compiler_specific.h"
 #include "base/logging.h"
 #include "base/message_loop.h"
 #include "ipc/ipc_message.h"
 #include "ipc/ipc_sync_channel.h"
 #include "base/debug/trace_event.h"
 #include "ppapi/c/pp_errors.h"
+#include "ppapi/c/ppp_instance.h"
 #include "ppapi/proxy/interface_list.h"
 #include "ppapi/proxy/interface_proxy.h"
 #include "ppapi/proxy/plugin_message_filter.h"
 #include "ppapi/proxy/plugin_resource_tracker.h"
 #include "ppapi/proxy/plugin_var_serialization_rules.h"
 #include "ppapi/proxy/ppapi_messages.h"
 #include "ppapi/proxy/ppb_cursor_control_proxy.h"
 #include "ppapi/proxy/ppb_font_proxy.h"
 #include "ppapi/proxy/ppb_instance_proxy.h"
 #include "ppapi/proxy/ppp_class_proxy.h"
 #include "ppapi/proxy/resource_creation_proxy.h"
 #include "ppapi/shared_impl/resource.h"
 
 #if defined(OS_POSIX)
 #include "base/eintr_wrapper.h"
 #include "ipc/ipc_channel_posix.h"
 #endif
 
 namespace ppapi {
 namespace proxy {
 
 namespace {
 
 typedef std::map<PP_Instance, PluginDispatcher*> InstanceToDispatcherMap;
 InstanceToDispatcherMap* g_instance_to_dispatcher = NULL;
 
 }  // namespace
 
 InstanceData::InstanceData()
-    : fullscreen(PP_FALSE),
-      flash_fullscreen(PP_FALSE),
+    : flash_fullscreen(PP_FALSE),
       mouse_lock_callback(PP_BlockUntilComplete()) {
-  memset(&position, 0, sizeof(position));
 }
 
 InstanceData::~InstanceData() {
   // Run any pending mouse lock callback to prevent leaks.
   if (mouse_lock_callback.func)
     PP_RunAndClearCompletionCallback(&mouse_lock_callback, PP_ERROR_ABORTED);
 }
 
 PluginDispatcher::PluginDispatcher(base::ProcessHandle remote_process_handle,
                                    GetInterfaceFunc get_interface)
@@ skipping 153 matching lines @@
       PpapiMsg_PPPInstance_DidDestroy msg(API_ID_PPP_INSTANCE, i->first);
       OnMessageReceived(msg);
     }
   }
 }
 
 void PluginDispatcher::OnMsgSupportsInterface(
     const std::string& interface_name,
     bool* result) {
   *result = !!GetPluginInterface(interface_name);
+
+  // Do fallback for PPP_Instance. This is a hack here and if we have more
+  // cases like this it should be generalized. The PPP_Instance proxy always
+  // proxies the 1.1 interface, and then does fallback to 1.0 inside the
+  // plugin process (see PPP_Instance_Proxy). So here we return true for
+  // supporting the 1.1 interface if either 1.1 or 1.0 is supported.
+  if (!*result && interface_name == PPP_INSTANCE_INTERFACE)
+    *result = !!GetPluginInterface(PPP_INSTANCE_INTERFACE_1_0);
 }
 
 void PluginDispatcher::OnMsgSetPreferences(const Preferences& prefs) {
   // The renderer may send us preferences more than once (currently this
   // happens every time a new plugin instance is created). Since we don't have
   // a way to signal to the plugin that the preferences have changed, changing
   // the default fonts and such in the middle of a running plugin could be
   // confusing to it. As a result, we never allow the preferences to be changed
   // once they're set. The user will have to restart to get new font prefs
   // propogated to plugins.
   if (!received_preferences_) {
     received_preferences_ = true;
     preferences_ = prefs;
   }
 }
 
 }  // namespace proxy
 }  // namespace ppapi