Add a Config parameter to AudioProcessing::Create().

Also add a parameter-less version; the (int) version is deprecated and
should be removed.

TBR=aluebs,bjornv
BUG=2844

Review URL: https://webrtc-codereview.appspot.com/7609004

git-svn-id: http://webrtc.googlecode.com/svn/trunk@5431 4adac7df-926f-26a2-2b94-8c16560cd09d
diff --git a/webrtc/modules/audio_processing/audio_processing_impl.cc b/webrtc/modules/audio_processing/audio_processing_impl.cc
index 6a89b9c..8b9044f 100644
--- a/webrtc/modules/audio_processing/audio_processing_impl.cc
+++ b/webrtc/modules/audio_processing/audio_processing_impl.cc
@@ -53,7 +53,16 @@
 COMPILE_ASSERT(AudioProcessing::kNoError == 0, no_error_must_be_zero);
 
 AudioProcessing* AudioProcessing::Create(int id) {
-  AudioProcessingImpl* apm = new AudioProcessingImpl();
+  return Create();
+}
+
+AudioProcessing* AudioProcessing::Create() {
+  Config config;
+  return Create(config);
+}
+
+AudioProcessing* AudioProcessing::Create(const Config& config) {
+  AudioProcessingImpl* apm = new AudioProcessingImpl(config);
   if (apm->Initialize() != kNoError) {
     delete apm;
     apm = NULL;
@@ -65,7 +74,7 @@
 int32_t AudioProcessing::TimeUntilNextProcess() { return -1; }
 int32_t AudioProcessing::Process() { return -1; }
 
-AudioProcessingImpl::AudioProcessingImpl()
+AudioProcessingImpl::AudioProcessingImpl(const Config& config)
     : echo_cancellation_(NULL),
       echo_control_mobile_(NULL),
       gain_control_(NULL),
@@ -109,6 +118,8 @@
 
   voice_detection_ = new VoiceDetectionImpl(this);
   component_list_.push_back(voice_detection_);
+
+  SetExtraOptions(config);
 }
 
 AudioProcessingImpl::~AudioProcessingImpl() {
@@ -193,6 +204,7 @@
 }
 
 void AudioProcessingImpl::SetExtraOptions(const Config& config) {
+  CriticalSectionScoped crit_scoped(crit_);
   std::list<ProcessingComponent*>::iterator it;
   for (it = component_list_.begin(); it != component_list_.end(); ++it)
     (*it)->SetExtraOptions(config);