Remove calls to MessageLoop::current() in jingle.

Why?
The fact that there's a MessageLoop on the thread is an
unnecessary implementation detail. When browser threads
are migrated to base/task_scheduler, tasks will no longer
have access to a MessageLoop.

These changes were generated manually.

BUG=616447
R=sergeyu@chromium.org

Review-Url: https://codereview.chromium.org/2088433002
Cr-Commit-Position: refs/heads/master@{#401032}

jingle/glue/proxy_resolving_client_socket.cc

@@ -11,6 +11,7 @@
 #include "base/bind_helpers.h"
 #include "base/compiler_specific.h"
 #include "base/logging.h"
+#include "base/threading/thread_task_runner_handle.h"
 #include "net/base/io_buffer.h"
 #include "net/base/ip_address.h"
 #include "net/base/load_flags.h"
@@ -152,9 +153,7 @@ int ProxyResolvingClientSocket::Connect(
     // We defer execution of ProcessProxyResolveDone instead of calling it
     // directly here for simplicity. From the caller's point of view,
     // the connect always happens asynchronously.
-    base::MessageLoop* message_loop = base::MessageLoop::current();
-    CHECK(message_loop);
-    message_loop->PostTask(
+    base::ThreadTaskRunnerHandle::Get()->PostTask(
         FROM_HERE,
         base::Bind(&ProxyResolvingClientSocket::ProcessProxyResolveDone,
                    weak_factory_.GetWeakPtr(), status));
@@ -308,9 +307,7 @@ int ProxyResolvingClientSocket::ReconsiderProxyAfterError(int error) {
   // In both cases we want to post ProcessProxyResolveDone (in the error case
   // we might still want to fall back a direct connection).
   if (rv != net::ERR_IO_PENDING) {
-    base::MessageLoop* message_loop = base::MessageLoop::current();
-    CHECK(message_loop);
-    message_loop->PostTask(
+    base::ThreadTaskRunnerHandle::Get()->PostTask(
         FROM_HERE,
         base::Bind(&ProxyResolvingClientSocket::ProcessProxyResolveDone,
                    weak_factory_.GetWeakPtr(), rv));

jingle/notifier/base/xmpp_connection.cc

@@ -8,8 +8,8 @@
 
 #include "base/compiler_specific.h"
 #include "base/logging.h"
-#include "base/message_loop/message_loop.h"
 #include "base/strings/string_piece.h"
+#include "base/threading/thread_task_runner_handle.h"
 #include "jingle/glue/chrome_async_socket.h"
 #include "jingle/glue/task_pump.h"
 #include "jingle/glue/xmpp_client_socket_factory.h"
@@ -82,13 +82,12 @@ XmppConnection::~XmppConnection() {
   DCHECK(CalledOnValidThread());
   ClearClient();
   task_pump_->Stop();
-  base::MessageLoop* current_message_loop = base::MessageLoop::current();
-  CHECK(current_message_loop);
   // We do this because XmppConnection may get destroyed as a result
   // of a signal from XmppClient.  If we delete |task_pump_| here, bad
   // things happen when the stack pops back up to the XmppClient's
   // (which is deleted by |task_pump_|) function.
-  current_message_loop->DeleteSoon(FROM_HERE, task_pump_.release());
+  base::ThreadTaskRunnerHandle::Get()->DeleteSoon(FROM_HERE,
+                                                  task_pump_.release());
 }
 
 void XmppConnection::OnStateChange(buzz::XmppEngine::State state) {