Revert "Allow MessageFilters to restrict listening to specific message classes"

content/browser/renderer_host/render_message_filter.cc

 // Copyright (c) 2012 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 "content/browser/renderer_host/render_message_filter.h"
 
 #include <map>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 83 matching lines @@
 namespace {
 
 #if defined(ENABLE_PLUGINS)
 const int kPluginsRefreshThresholdInSeconds = 3;
 #endif
 
 // When two CPU usage queries arrive within this interval, we sample the CPU
 // usage only once and send it as a response for both queries.
 static const int64 kCPUUsageSampleIntervalMs = 900;
 
-const uint32 kFilteredMessageClasses[] = {
-  ChildProcessMsgStart,
-  DesktopNotificationMsgStart,
-  FrameMsgStart,
-  ViewMsgStart,
-};
-
 #if defined(OS_WIN)
 // On Windows, |g_color_profile| can run on an arbitrary background thread.
 // We avoid races by using LazyInstance's constructor lock to initialize the
 // object.
 base::LazyInstance<gfx::ColorProfile>::Leaky g_color_profile =
     LAZY_INSTANCE_INITIALIZER;
 #endif
 
 // Common functionality for converting a sync renderer message to a callback
 // function in the browser. Derive from this, create it on the heap when
@@ skipping 199 matching lines @@
 RenderMessageFilter::RenderMessageFilter(
     int render_process_id,
     bool is_guest,
     PluginServiceImpl* plugin_service,
     BrowserContext* browser_context,
     net::URLRequestContextGetter* request_context,
     RenderWidgetHelper* render_widget_helper,
     media::AudioManager* audio_manager,
     MediaInternals* media_internals,
     DOMStorageContextWrapper* dom_storage_context)
-    : BrowserMessageFilter(
-          kFilteredMessageClasses, arraysize(kFilteredMessageClasses)),
-      resource_dispatcher_host_(ResourceDispatcherHostImpl::Get()),
+    : resource_dispatcher_host_(ResourceDispatcherHostImpl::Get()),
       plugin_service_(plugin_service),
       profile_data_directory_(browser_context->GetPath()),
       request_context_(request_context),
       resource_context_(browser_context->GetResourceContext()),
       render_widget_helper_(render_widget_helper),
       incognito_(browser_context->IsOffTheRecord()),
       dom_storage_context_(dom_storage_context),
       render_process_id_(render_process_id),
       is_guest_(is_guest),
       cpu_usage_(0),
@@ skipping 924 matching lines @@
   }
 
   // Fallback to fake GpuMemoryBuffer that is backed by shared memory and
   // requires an upload before it can be used as a texture.
   handle->type = gfx::SHARED_MEMORY_BUFFER;
   ChildProcessHostImpl::AllocateSharedMemory(
       static_cast<size_t>(buffer_size), PeerHandle(), &handle->handle);
 }
 
 }  // namespace content