Implementing uploading of a WebRTC diagnostic log.

content/browser/renderer_host/media/webrtc_logging_handler_host.cc

Index: content/browser/renderer_host/media/webrtc_logging_handler_host.cc
diff --git a/content/browser/renderer_host/media/webrtc_logging_handler_host.cc b/content/browser/renderer_host/media/webrtc_logging_handler_host.cc
index 10e2101c80590cd4d69afe0697c576a3c96b13c7..02d1c56c286a419e7e5725fb40dabe41a7ddf21d 100644
--- a/content/browser/renderer_host/media/webrtc_logging_handler_host.cc
+++ b/content/browser/renderer_host/media/webrtc_logging_handler_host.cc
@@ -6,7 +6,11 @@
 
 #include "base/bind.h"
 #include "base/logging.h"
+#include "base/shared_memory.h"
 #include "content/common/media/webrtc_logging_messages.h"
+#include "content/public/browser/browser_thread.h"
+#include "content/public/browser/content_browser_client.h"
+#include "content/public/browser/render_process_host.h"
 
 namespace content {
 
@@ -16,13 +20,14 @@ const size_t kWebRtcLogSize = 1 * 1024 * 1024;  // 1 MB
 const size_t kWebRtcLogSize = 6 * 1024 * 1024;  // 6 MB
 #endif
 
-WebRtcLoggingHandlerHost::WebRtcLoggingHandlerHost() {
-}
+WebRtcLoggingHandlerHost::WebRtcLoggingHandlerHost(
+    RenderProcessHost* render_process_host)
+    : render_process_host_(render_process_host) {}
 
-WebRtcLoggingHandlerHost::~WebRtcLoggingHandlerHost() {
-}
+WebRtcLoggingHandlerHost::~WebRtcLoggingHandlerHost() {}
 
 void WebRtcLoggingHandlerHost::OnChannelClosing() {
+  UploadLog();
   BrowserMessageFilter::OnChannelClosing();
 }
 
@@ -45,24 +50,56 @@ bool WebRtcLoggingHandlerHost::OnMessageReceived(const IPC::Message& message,
 void WebRtcLoggingHandlerHost::OnOpenLog(const std::string& app_session_id,
                                          const std::string& app_url) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
-  DCHECK(!base::SharedMemory::IsHandleValid(shared_memory_.handle()));
+  app_session_id_ = app_session_id;
+  app_url_ = app_url;
+  BrowserThread::PostTask(BrowserThread::UI, FROM_HERE, base::Bind(
+      &WebRtcLoggingHandlerHost::OpenLogIfAllowed, this));
+}
+
+void WebRtcLoggingHandlerHost::OpenLogIfAllowed() {
+  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
+
+  if (!GetContentClient()->browser()->IsWebRtcLoggingAllowed())
+    return;
+
+  BrowserThread::PostTask(BrowserThread::IO, FROM_HERE, base::Bind(
+      &WebRtcLoggingHandlerHost::DoOpenLog, this));
+}
 
-  if (!shared_memory_.CreateAndMapAnonymous(kWebRtcLogSize)) {
+void WebRtcLoggingHandlerHost::DoOpenLog() {
+  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
+  DCHECK(!shared_memory_);
+
+  shared_memory_.reset(new base::SharedMemory());
+
+  if (!shared_memory_->CreateAndMapAnonymous(kWebRtcLogSize)) {
     DLOG(ERROR) << "Failed to create shared memory.";
     Send(new WebRtcLoggingMsg_OpenLogFailed());
     return;
   }
 
   base::SharedMemoryHandle foreign_memory_handle;
-  if (!shared_memory_.ShareToProcess(peer_handle(),
+  if (!shared_memory_->ShareToProcess(peer_handle(),
                                      &foreign_memory_handle)) {
     Send(new WebRtcLoggingMsg_OpenLogFailed());
     return;
   }
 
-  app_session_id_ = app_session_id;
-  app_url_ = app_url;
   Send(new WebRtcLoggingMsg_LogOpened(foreign_memory_handle, kWebRtcLogSize));
 }
 
+void WebRtcLoggingHandlerHost::UploadLog() {
+  if (!shared_memory_)
+    return;
+
+  BrowserThread::PostTask(BrowserThread::UI, FROM_HERE, base::Bind(
+      &ContentBrowserClient::UploadWebRtcLog,
+      base::Unretained(GetContentClient()->browser()),
+      render_process_host_->GetBrowserContext(),
+      Passed(&shared_memory_),
+      kWebRtcLogSize,
+      app_session_id_,
+      app_url_));
+}
+
 }  // namespace content