Backout 2baeee8eb114

dom/media/MediaManager.cpp

@@ -43,7 +43,7 @@
 #include "MediaEngineWebRTC.h"
 #endif
 
-#ifdef MOZ_B2G
+#ifdef MOZ_WIDGET_GONK
 #include "MediaPermissionGonk.h"
 #endif
 
@@ -810,6 +810,7 @@ public:
     , mListener(aListener)
     , mPrefs(aPrefs)
     , mDeviceChosen(false)
+    , mBackendChosen(false)
     , mManager(MediaManager::GetInstance())
   {}
 
@@ -831,11 +832,15 @@ public:
     , mListener(aListener)
     , mPrefs(aPrefs)
     , mDeviceChosen(false)
+    , mBackendChosen(true)
     , mBackend(aBackend)
     , mManager(MediaManager::GetInstance())
   {}
 
   ~GetUserMediaRunnable() {
+    if (mBackendChosen) {
+      delete mBackend;
+    }
   }
 
   NS_IMETHOD
@@ -843,7 +848,10 @@ public:
   {
     NS_ASSERTION(!NS_IsMainThread(), "Don't call on main thread");
 
-    mBackend = mManager->GetBackend(mWindowID);
+    // Was a backend provided?
+    if (!mBackendChosen) {
+      mBackend = mManager->GetBackend(mWindowID);
+    }
 
     // Was a device provided?
     if (!mDeviceChosen) {
@@ -1030,6 +1038,7 @@ private:
   MediaEnginePrefs mPrefs;
 
   bool mDeviceChosen;
+  bool mBackendChosen;
 
   MediaEngine* mBackend;
   nsRefPtr<MediaManager> mManager; // get ref to this when creating the runnable
@@ -1247,10 +1256,10 @@ MediaManager::GetUserMedia(JSContext* aCx, bool aPrivileged,
     // Force MediaManager to startup before we try to access it from other threads
     // Hack: should init singleton earlier unless it's expensive (mem or CPU)
     (void) MediaManager::Get();
-#ifdef MOZ_B2G
+#ifdef MOZ_WIDGET_GONK
     // Initialize MediaPermissionManager before send out any permission request.
     (void) MediaPermissionManager::GetInstance();
-#endif //MOZ_B2G
+#endif //MOZ_WIDGET_GONK
   }
 
   // Store the WindowID in a hash table and mark as active. The entry is removed
@@ -1302,7 +1311,7 @@ MediaManager::GetUserMedia(JSContext* aCx, bool aPrivileged,
   if (c.mFake) {
     // Fake stream from default backend.
     gUMRunnable = new GetUserMediaRunnable(c, onSuccess.forget(),
-      onError.forget(), windowID, listener, mPrefs, GetBackend(windowID, true));
+      onError.forget(), windowID, listener, mPrefs, new MediaEngineDefault());
   } else {
     // Stream from default device from WebRTC backend.
     gUMRunnable = new GetUserMediaRunnable(c, onSuccess.forget(),
@@ -1383,26 +1392,22 @@ MediaManager::GetUserMediaDevices(nsPIDOMWindow* aWindow,
 }
 
 MediaEngine*
-MediaManager::GetBackend(uint64_t aWindowId, bool aFake)
+MediaManager::GetBackend(uint64_t aWindowId)
 {
   // Plugin backends as appropriate. The default engine also currently
   // includes picture support for Android.
   // This IS called off main-thread.
   MutexAutoLock lock(mMutex);
   if (!mBackend) {
-    if (aFake) {
-      mBackend = new MediaEngineDefault();
-    } else {
 #if defined(MOZ_WEBRTC)
-#ifndef MOZ_B2G_CAMERA
-      mBackend = new MediaEngineWebRTC();
+  #ifndef MOZ_B2G_CAMERA
+    mBackend = new MediaEngineWebRTC();
+  #else
+    mBackend = new MediaEngineWebRTC(mCameraManager, aWindowId);
+  #endif
 #else
-      mBackend = new MediaEngineWebRTC(mCameraManager, aWindowId);
+    mBackend = new MediaEngineDefault();
 #endif
-#else
-      mBackend = new MediaEngineDefault();
-#endif
-    }
   }
   return mBackend;
 }

dom/media/MediaManager.h

@@ -405,7 +405,7 @@ public:
   NS_DECL_NSIOBSERVER
   NS_DECL_NSIMEDIAMANAGERSERVICE
 
-  MediaEngine* GetBackend(uint64_t aWindowId = 0, bool aFake = false);
+  MediaEngine* GetBackend(uint64_t aWindowId = 0);
   StreamListeners *GetWindowListeners(uint64_t aWindowId) {
     NS_ASSERTION(NS_IsMainThread(), "Only access windowlist on main thread");
 
@@ -469,7 +469,7 @@ private:
 
   static StaticRefPtr<MediaManager> sSingleton;
 
-#ifdef MOZ_B2G_CAMERA
+#ifdef MOZ_WIDGET_GONK
   nsRefPtr<nsDOMCameraManager> mCameraManager;
 #endif
 };

dom/media/MediaPermissionGonk.cpp

@@ -21,35 +21,13 @@
 #include "nsISupportsPrimitives.h"
 #include "nsServiceManagerUtils.h"
 #include "mozilla/dom/PermissionMessageUtils.h"
-#include "nsArrayUtils.h"
-#include "nsContentPermissionHelper.h"
 
 #define AUDIO_PERMISSION_NAME "audio-capture"
-#define VIDEO_PERMISSION_NAME "video-capture"
-
-using namespace mozilla::dom;
 
 namespace mozilla {
 
 static MediaPermissionManager *gMediaPermMgr = nullptr;
 
-static uint32_t
-ConvertArrayToPermissionRequest(nsIArray* aSrcArray,
-                                nsTArray<PermissionRequest>& aDesArray)
-{
-  uint32_t len = 0;
-  aSrcArray->GetLength(&len);
-  for (uint32_t i = 0; i < len; i++) {
-    nsCOMPtr<nsIContentPermissionType> cpt = do_QueryElementAt(aSrcArray, i);
-    nsAutoCString type;
-    nsAutoCString access;
-    cpt->GetType(type);
-    cpt->GetAccess(access);
-    aDesArray.AppendElement(PermissionRequest(type, access));
-  }
-  return len;
-}
-
 // Helper function for notifying permission granted
 static nsresult
 NotifyPermissionAllow(const nsAString &aCallID, nsTArray<nsCOMPtr<nsIMediaDevice> > &aDevices)
@@ -115,7 +93,6 @@ public:
 
 private:
   bool mAudio; // Request for audio permission
-  bool mVideo; // Request for video permission
   nsRefPtr<dom::GetUserMediaRequest> mRequest;
   nsTArray<nsCOMPtr<nsIMediaDevice> > mDevices; // candiate device list
 };
@@ -131,7 +108,6 @@ MediaPermissionRequest::MediaPermissionRequest(nsRefPtr<dom::GetUserMediaRequest
   mRequest->GetConstraints(constraints);
 
   mAudio = constraints.mAudio;
-  mVideo = constraints.mVideo;
 
   for (uint32_t i = 0; i < aDevices.Length(); ++i) {
     nsCOMPtr<nsIMediaDevice> device(aDevices[i]);
@@ -140,34 +116,10 @@ MediaPermissionRequest::MediaPermissionRequest(nsRefPtr<dom::GetUserMediaRequest
     if (mAudio && deviceType.EqualsLiteral("audio")) {
       mDevices.AppendElement(device);
     }
-    if (mVideo && deviceType.EqualsLiteral("video")) {
-      mDevices.AppendElement(device);
-    }
   }
 }
 
 // nsIContentPermissionRequest methods
-NS_IMETHODIMP
-MediaPermissionRequest::GetTypes(nsIArray** aTypes)
-{
-  nsCOMPtr<nsIMutableArray> types = do_CreateInstance(NS_ARRAY_CONTRACTID);
-  if (mAudio) {
-    nsCOMPtr<ContentPermissionType> AudioType =
-      new ContentPermissionType(NS_LITERAL_CSTRING(AUDIO_PERMISSION_NAME),
-                                NS_LITERAL_CSTRING("unused"));
-    types->AppendElement(AudioType, false);
-  }
-  if (mVideo) {
-    nsCOMPtr<ContentPermissionType> VideoType =
-      new ContentPermissionType(NS_LITERAL_CSTRING(VIDEO_PERMISSION_NAME),
-                                NS_LITERAL_CSTRING("unused"));
-    types->AppendElement(VideoType, false);
-  }
-  NS_IF_ADDREF(*aTypes = types);
-
-  return NS_OK;
-}
-
 NS_IMETHODIMP
 MediaPermissionRequest::GetPrincipal(nsIPrincipal **aRequestingPrincipal)
 {
@@ -183,6 +135,24 @@ MediaPermissionRequest::GetPrincipal(nsIPrincipal **aRequestingPrincipal)
   return NS_OK;
 }
 
+NS_IMETHODIMP
+MediaPermissionRequest::GetType(nsACString &aType)
+{
+  if (mAudio) {
+    aType = AUDIO_PERMISSION_NAME;
+    return NS_OK;
+  }
+
+  return NS_OK;
+}
+
+NS_IMETHODIMP
+MediaPermissionRequest::GetAccess(nsACString &aAccess)
+{
+  aAccess = "unused";
+  return NS_OK;
+}
+
 NS_IMETHODIMP
 MediaPermissionRequest::GetWindow(nsIDOMWindow** aRequestingWindow)
 {
@@ -308,12 +278,13 @@ MediaDeviceSuccessCallback::DoPrompt(nsRefPtr<MediaPermissionRequest> &req)
     dom::TabChild* child = dom::TabChild::GetFrom(window->GetDocShell());
     NS_ENSURE_TRUE(child, NS_ERROR_FAILURE);
 
-    nsCOMPtr<nsIArray> typeArray;
-    rv = req->GetTypes(getter_AddRefs(typeArray));
+    nsAutoCString type;
+    rv = req->GetType(type);
     NS_ENSURE_SUCCESS(rv, rv);
 
-    nsTArray<PermissionRequest> permArray;
-    ConvertArrayToPermissionRequest(typeArray, permArray);
+    nsAutoCString access;
+    rv = req->GetAccess(access);
+    NS_ENSURE_SUCCESS(rv, rv);
 
     nsCOMPtr<nsIPrincipal> principal;
     rv = req->GetPrincipal(getter_AddRefs(principal));
@@ -321,7 +292,8 @@ MediaDeviceSuccessCallback::DoPrompt(nsRefPtr<MediaPermissionRequest> &req)
 
     req->AddRef();
     child->SendPContentPermissionRequestConstructor(req,
-                                                    permArray,
+                                                    type,
+                                                    access,
                                                     IPC::Principal(principal));
 
     req->Sendprompt();