Move GetDocument method from WebFrame to WebLocalFrame.

content/renderer/media/peer_connection_tracker.cc

Index: content/renderer/media/peer_connection_tracker.cc
diff --git a/content/renderer/media/peer_connection_tracker.cc b/content/renderer/media/peer_connection_tracker.cc
index 40cb37c071a2f42e34f458f3dc11c4342c01f515..3b3bac517fa6184136a95a016eb3d572f83d3839 100644
--- a/content/renderer/media/peer_connection_tracker.cc
+++ b/content/renderer/media/peer_connection_tracker.cc
@@ -8,7 +8,9 @@
 #include <stdint.h>
 
 #include <memory>
+#include <string>
 #include <utility>
+#include <vector>
 
 #include "base/memory/ptr_util.h"
 #include "base/strings/string_number_conversions.h"
@@ -27,7 +29,7 @@
 #include "third_party/WebKit/public/platform/WebRTCOfferOptions.h"
 #include "third_party/WebKit/public/platform/WebRTCPeerConnectionHandlerClient.h"
 #include "third_party/WebKit/public/web/WebDocument.h"
-#include "third_party/WebKit/public/web/WebFrame.h"
+#include "third_party/WebKit/public/web/WebLocalFrame.h"
 #include "third_party/WebKit/public/web/WebUserMediaRequest.h"
 
 using webrtc::MediaConstraintsInterface;
@@ -136,7 +138,7 @@ static const char* SerializeIceTransportType(
     break;
   default:
     NOTREACHED();
-  };
+  }
   return transport_type;
 }
 
@@ -155,7 +157,7 @@ static const char* SerializeBundlePolicy(
     break;
   default:
     NOTREACHED();
-  };
+  }
   return policy_str;
 }
 
@@ -171,7 +173,7 @@ static const char* SerializeRtcpMuxPolicy(
     break;
   default:
     NOTREACHED();
-  };
+  }
   return policy_str;
 }
 
@@ -312,7 +314,7 @@ static std::unique_ptr<base::DictionaryValue> GetDictValue(
 
 class InternalStatsObserver : public webrtc::StatsObserver {
  public:
-  InternalStatsObserver(int lid)
+  explicit InternalStatsObserver(int lid)
       : lid_(lid), main_thread_(base::ThreadTaskRunnerHandle::Get()) {}
 
   void OnComplete(const StatsReports& reports) override {
@@ -436,7 +438,7 @@ void PeerConnectionTracker::RegisterPeerConnection(
     RTCPeerConnectionHandler* pc_handler,
     const webrtc::PeerConnectionInterface::RTCConfiguration& config,
     const blink::WebMediaConstraints& constraints,
-    const blink::WebFrame* frame) {
+    const blink::WebLocalFrame* frame) {
   DCHECK(main_thread_.CalledOnValidThread());
   DCHECK_EQ(GetLocalIDForHandler(pc_handler), -1);
   DVLOG(1) << "PeerConnectionTracker::RegisterPeerConnection()";
@@ -588,7 +590,7 @@ void PeerConnectionTracker::TrackAddStream(
 void PeerConnectionTracker::TrackRemoveStream(
     RTCPeerConnectionHandler* pc_handler,
     const blink::WebMediaStream& stream,
-    Source source){
+    Source source) {
   DCHECK(main_thread_.CalledOnValidThread());
   int id = GetLocalIDForHandler(pc_handler);
   if (id == -1)