PPAPI: Use clang-format on ppapi/shared_impl

ppapi/shared_impl/callback_tracker.cc

 // Copyright (c) 2010 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/shared_impl/callback_tracker.h"
 
 #include <algorithm>
 
 #include "base/bind.h"
 #include "base/compiler_specific.h"
 #include "base/logging.h"
 #include "base/message_loop/message_loop.h"
 #include "ppapi/c/pp_completion_callback.h"
 #include "ppapi/shared_impl/tracked_callback.h"
 
 namespace ppapi {
 
 // CallbackTracker -------------------------------------------------------------
 
-CallbackTracker::CallbackTracker() {
-}
+CallbackTracker::CallbackTracker() {}
 
 void CallbackTracker::AbortAll() {
   // Iterate over a copy since |Abort()| calls |Remove()| (indirectly).
   // TODO(viettrungluu): This obviously isn't so efficient.
   CallbackSetMap pending_callbacks_copy = pending_callbacks_;
   for (CallbackSetMap::iterator it1 = pending_callbacks_copy.begin();
-       it1 != pending_callbacks_copy.end(); ++it1) {
+       it1 != pending_callbacks_copy.end();
+       ++it1) {
     for (CallbackSet::iterator it2 = it1->second.begin();
-         it2 != it1->second.end(); ++it2) {
+         it2 != it1->second.end();
+         ++it2) {
       (*it2)->Abort();
     }
   }
 }
 
 void CallbackTracker::PostAbortForResource(PP_Resource resource_id) {
   CHECK(resource_id != 0);
   CallbackSetMap::iterator it1 = pending_callbacks_.find(resource_id);
   if (it1 == pending_callbacks_.end())
     return;
   for (CallbackSet::iterator it2 = it1->second.begin();
-       it2 != it1->second.end(); ++it2) {
+       it2 != it1->second.end();
+       ++it2) {
     // Post the abort.
     (*it2)->PostAbort();
   }
 }
 
 CallbackTracker::~CallbackTracker() {
   // All callbacks must be aborted before destruction.
   CHECK_EQ(0u, pending_callbacks_.size());
 }
 
@@ skipping 13 matching lines @@
   CallbackSet::iterator it = map_it->second.find(tracked_callback);
   DCHECK(it != map_it->second.end());
   map_it->second.erase(it);
 
   // If there are no pending callbacks left for this ID, get rid of the entry.
   if (map_it->second.empty())
     pending_callbacks_.erase(map_it);
 }
 
 }  // namespace ppapi