Implementation of the "Redirect URLs to Packaged Apps" feature.

content/browser/renderer_host/render_process_host_impl.cc

Index: content/browser/renderer_host/render_process_host_impl.cc
diff --git a/content/browser/renderer_host/render_process_host_impl.cc b/content/browser/renderer_host/render_process_host_impl.cc
index 7a05a6572136715c049360ceede9deee2dd384ed..b9212cbf1e703b1d87ee3b7582cb9ec0ff628631 100644
--- a/content/browser/renderer_host/render_process_host_impl.cc
+++ b/content/browser/renderer_host/render_process_host_impl.cc
@@ -84,6 +84,7 @@
 #include "content/browser/renderer_host/render_widget_helper.h"
 #include "content/browser/renderer_host/socket_stream_dispatcher_host.h"
 #include "content/browser/renderer_host/text_input_client_message_filter.h"
+#include "content/browser/renderer_host/url_handling_message_filter.h"
 #include "content/browser/renderer_host/webrtc_logging_handler_host.h"
 #include "content/browser/resolve_proxy_msg_helper.h"
 #include "content/browser/speech/input_tag_speech_dispatcher_host.h"
@@ -111,6 +112,7 @@
 #include "content/public/common/process_type.h"
 #include "content/public/common/result_codes.h"
 #include "content/public/common/url_constants.h"
+#include "content/public/common/url_handling_messages.h"
 #include "content/renderer/render_process_impl.h"
 #include "content/renderer/render_thread_impl.h"
 #include "ipc/ipc_channel.h"
@@ -541,8 +543,11 @@ bool RenderProcessHostImpl::Init() {
 
 void RenderProcessHostImpl::CreateMessageFilters() {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
+
   channel_->AddFilter(new ResourceSchedulerFilter(GetID()));
-  MediaInternals* media_internals = MediaInternals::GetInstance();;
+
+  MediaInternals* media_internals = MediaInternals::GetInstance();
+
   // Add BrowserPluginMessageFilter to ensure it gets the first stab at messages
   // from guests.
   if (supports_browser_plugin_) {
@@ -565,17 +570,18 @@ void RenderProcessHostImpl::CreateMessageFilters() {
           media_internals,
           storage_partition_impl_->GetDOMStorageContext()));
   channel_->AddFilter(render_message_filter);
+
   BrowserContext* browser_context = GetBrowserContext();
-  ResourceContext* resource_context = browser_context->GetResourceContext();
 
+  ResourceContext* resource_context = browser_context->GetResourceContext();
   ResourceMessageFilter* resource_message_filter = new ResourceMessageFilter(
       GetID(), PROCESS_TYPE_RENDERER, resource_context,
       storage_partition_impl_->GetAppCacheService(),
       ChromeBlobStorageContext::GetFor(browser_context),
       storage_partition_impl_->GetFileSystemContext(),
       new RendererURLRequestContextSelector(browser_context, GetID()));
-
   channel_->AddFilter(resource_message_filter);
+
   media::AudioManager* audio_manager = BrowserMainLoop::GetAudioManager();
   MediaStreamManager* media_stream_manager =
       BrowserMainLoop::GetMediaStreamManager();
@@ -584,19 +590,25 @@ void RenderProcessHostImpl::CreateMessageFilters() {
   channel_->AddFilter(new AudioRendererHost(
       GetID(), audio_manager, BrowserMainLoop::GetAudioMirroringManager(),
       media_internals));
+
   channel_->AddFilter(new VideoCaptureHost());
+
   channel_->AddFilter(new AppCacheDispatcherHost(
       storage_partition_impl_->GetAppCacheService(),
       GetID()));
+
   channel_->AddFilter(new ClipboardMessageFilter(browser_context));
+
   channel_->AddFilter(
       new DOMStorageMessageFilter(
           GetID(),
           storage_partition_impl_->GetDOMStorageContext()));
+
   channel_->AddFilter(
       new IndexedDBDispatcherHost(
           GetID(),
           storage_partition_impl_->GetIndexedDBContext()));
+
   if (IsGuest()) {
     if (!g_browser_plugin_geolocation_context.Get()) {
       g_browser_plugin_geolocation_context.Get() =
@@ -608,11 +620,14 @@ void RenderProcessHostImpl::CreateMessageFilters() {
     channel_->AddFilter(GeolocationDispatcherHost::New(
         GetID(), browser_context->GetGeolocationPermissionContext()));
   }
+
   gpu_message_filter_ = new GpuMessageFilter(GetID(), widget_helper_.get());
   channel_->AddFilter(gpu_message_filter_);
+
 #if defined(ENABLE_WEBRTC)
   peer_connection_tracker_host_ = new PeerConnectionTrackerHost(GetID());
   channel_->AddFilter(peer_connection_tracker_host_);
+
   channel_->AddFilter(new MediaStreamDispatcherHost(GetID()));
 #endif
 #if defined(ENABLE_PLUGINS)
@@ -626,16 +641,22 @@ void RenderProcessHostImpl::CreateMessageFilters() {
       GetID(), storage_partition_impl_->GetURLRequestContext(),
       browser_context->GetSpeechRecognitionPreferences()));
 #endif
+
   channel_->AddFilter(new FileAPIMessageFilter(
       GetID(),
       storage_partition_impl_->GetURLRequestContext(),
       storage_partition_impl_->GetFileSystemContext(),
       ChromeBlobStorageContext::GetFor(browser_context)));
+
   channel_->AddFilter(new OrientationMessageFilter());
+
   channel_->AddFilter(new FileUtilitiesMessageFilter(GetID()));
+
   channel_->AddFilter(new MimeRegistryMessageFilter());
+
   channel_->AddFilter(new DatabaseMessageFilter(
       storage_partition_impl_->GetDatabaseTracker()));
+
 #if defined(OS_MACOSX)
   channel_->AddFilter(new TextInputClientMessageFilter(GetID()));
 #elif defined(OS_WIN)
@@ -668,19 +689,29 @@ void RenderProcessHostImpl::CreateMessageFilters() {
 #endif
 
   channel_->AddFilter(new TraceMessageFilter());
+
+  // ResolveProxyMsgHelper
   channel_->AddFilter(new ResolveProxyMsgHelper(
       browser_context->GetRequestContextForRenderProcess(GetID())));
+
   channel_->AddFilter(new QuotaDispatcherHost(
       GetID(),
       storage_partition_impl_->GetQuotaManager(),
       GetContentClient()->browser()->CreateQuotaPermissionContext()));
+
   channel_->AddFilter(new GamepadBrowserMessageFilter());
+
   channel_->AddFilter(new ProfilerMessageFilter(PROCESS_TYPE_RENDERER));
+
   channel_->AddFilter(new HistogramMessageFilter());
+
   channel_->AddFilter(new HyphenatorMessageFilter(this));
+
 #if defined(ENABLE_WEBRTC)
   channel_->AddFilter(new WebRtcLoggingHandlerHost());
 #endif
+
+  channel_->AddFilter(new UrlHandlingMessageFilter(this));
 }
 
 int RenderProcessHostImpl::GetNextRoutingID() {