First pass at making the proxy handle multiple renderers. This associates the...

ppapi/proxy/ppb_pdf_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_pdf_proxy.h"
 
 #include <string.h>  // For memcpy.
 
 #include <map>
 
 #include "base/linked_ptr.h"
 #include "base/logging.h"
 #include "build/build_config.h"
 #include "ppapi/c/private/ppb_pdf.h"
 #include "ppapi/proxy/plugin_dispatcher.h"
 #include "ppapi/proxy/plugin_resource.h"
+#include "ppapi/proxy/plugin_resource_tracker.h"
 #include "ppapi/proxy/ppapi_messages.h"
 
 namespace pp {
 namespace proxy {
 
 class PrivateFontFile : public PluginResource {
  public:
-  PrivateFontFile() {}
+  PrivateFontFile(PP_Instance instance) : PluginResource(instance) {}
   virtual ~PrivateFontFile() {}
 
   // Resource overrides.
   virtual PrivateFontFile* AsPrivateFontFile() { return this; }
 
   // Sees if we have a cache of the font table and returns a pointer to it.
   // Returns NULL if we don't have it.
   std::string* GetFontTable(uint32_t table) const;
 
   std::string* AddFontTable(uint32_t table, const std::string& contents);
@@ skipping 18 matching lines @@
   font_tables_[table] = heap_string;
   return heap_string.get();
 }
 
 namespace {
 
 PP_Resource GetFontFileWithFallback(
     PP_Instance instance,
     const PP_FontDescription_Dev* description,
     PP_PrivateFontCharset charset) {
-  PluginDispatcher* dispatcher = PluginDispatcher::Get();
+  PluginDispatcher* dispatcher = PluginDispatcher::GetForInstance(instance);
+  if (!dispatcher)
+    return 0;
+
   SerializedFontDescription desc;
   desc.SetFromPPFontDescription(dispatcher, *description, true);
 
   PP_Resource result = 0;
   dispatcher->Send(new PpapiHostMsg_PPBPDF_GetFontFileWithFallback(
       INTERFACE_ID_PPB_PDF, instance, desc, charset, &result));
   if (!result)
     return 0;
 
-  linked_ptr<PrivateFontFile> object(new PrivateFontFile);
-  dispatcher->plugin_resource_tracker()->AddResource(result, object);
+  linked_ptr<PrivateFontFile> object(new PrivateFontFile(instance));
+  PluginResourceTracker::GetInstance()->AddResource(result, object);
   return result;
 }
 
 bool GetFontTableForPrivateFontFile(PP_Resource font_file,
                                     uint32_t table,
                                     void* output,
                                     uint32_t* output_length) {
   PrivateFontFile* object = PluginResource::GetAs<PrivateFontFile>(font_file);
   if (!object)
     return false;
+  PluginDispatcher* dispatcher = PluginDispatcher::GetForInstance(
+      object->instance());
+  if (!dispatcher)
+    return false;
 
   std::string* contents = object->GetFontTable(table);
   if (!contents) {
     std::string deserialized;
-    PluginDispatcher::Get()->Send(
-        new PpapiHostMsg_PPBPDF_GetFontTableForPrivateFontFile(
-            INTERFACE_ID_PPB_PDF, font_file, table, &deserialized));
+    dispatcher->Send(new PpapiHostMsg_PPBPDF_GetFontTableForPrivateFontFile(
+        INTERFACE_ID_PPB_PDF, font_file, table, &deserialized));
     if (deserialized.empty())
       return false;
     contents = object->AddFontTable(table, deserialized);
   }
 
   *output_length = static_cast<uint32_t>(contents->size());
   if (output)
     memcpy(output, contents->c_str(), *output_length);
   return true;
 }
@@ skipping 57 matching lines @@
           font_file, table, NULL, &table_length))
     return;
 
   result->resize(table_length);
   ppb_pdf_target()->GetFontTableForPrivateFontFile(font_file, table,
       const_cast<char*>(result->c_str()), &table_length);
 }
 
 }  // namespace proxy
 }  // namespace pp