Fix g_k_* symbols after blink rename.

third_party/WebKit/Source/modules/mediarecorder/MediaRecorder.cpp

 // Copyright 2015 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 "modules/mediarecorder/MediaRecorder.h"
 
 #include <algorithm>
 #include <limits>
 #include "bindings/core/v8/Dictionary.h"
 #include "core/events/Event.h"
 #include "core/fileapi/Blob.h"
 #include "core/inspector/ConsoleMessage.h"
 #include "modules/EventTargetModules.h"
 #include "modules/mediarecorder/BlobEvent.h"
 #include "platform/blob/BlobData.h"
 #include "platform/network/mime/ContentType.h"
 #include "platform/wtf/CurrentTime.h"
 #include "platform/wtf/PtrUtil.h"
 #include "public/platform/Platform.h"
 #include "public/platform/WebMediaStream.h"
 
 namespace blink {
 
 namespace {
 
-const char* g_k_default_mime_type = "video/webm";
+const char kDefaultMimeType[] = "video/webm";
 
 // Boundaries of Opus bitrate from https://www.opus-codec.org/.
 const int kSmallestPossibleOpusBitRate = 6000;
 const int kLargestAutoAllocatedOpusBitRate = 128000;
 
 // Smallest Vpx bitrate that can be requested.
 const int kSmallestPossibleVpxBitRate = 100000;
 
 String StateToString(MediaRecorder::State state) {
   switch (state) {
@@ skipping 119 matching lines @@
 
   return recorder;
 }
 
 MediaRecorder::MediaRecorder(ExecutionContext* context,
                              MediaStream* stream,
                              const MediaRecorderOptions& options,
                              ExceptionState& exception_state)
     : SuspendableObject(context),
       stream_(stream),
-      mime_type_(options.hasMimeType() ? options.mimeType()
-                                       : g_k_default_mime_type),
+      mime_type_(options.hasMimeType() ? options.mimeType() : kDefaultMimeType),
       stopped_(true),
       audio_bits_per_second_(0),
       video_bits_per_second_(0),
       state_(State::kInactive),
       dispatch_scheduled_event_runner_(AsyncMethodRunner<MediaRecorder>::Create(
           this,
           &MediaRecorder::DispatchScheduledEvent)) {
   DCHECK(stream_->getTracks().size());
 
   recorder_handler_ =
@@ skipping 211 matching lines @@
 
 DEFINE_TRACE(MediaRecorder) {
   visitor->Trace(stream_);
   visitor->Trace(dispatch_scheduled_event_runner_);
   visitor->Trace(scheduled_events_);
   EventTargetWithInlineData::Trace(visitor);
   SuspendableObject::Trace(visitor);
 }
 
 }  // namespace blink