diff --git a/src/common_audio/vad/include/webrtc_vad.h b/src/common_audio/vad/include/webrtc_vad.h
index 07e5cdda4..860c7364d 100644
--- a/src/common_audio/vad/include/webrtc_vad.h
+++ b/src/common_audio/vad/include/webrtc_vad.h
@@ -26,23 +26,6 @@ typedef struct WebRtcVadInst VadInst;
 extern "C" {
 #endif
 
-// TODO(bjornv): Investigate if we need the Assign calls below at all.
-
-// Gets the size needed for storing the instance for the VAD.
-//
-// returns  : The size in bytes needed to allocate memory for the VAD instance.
-size_t WebRtcVad_AssignSize();
-
-// Assigns memory for the instances at a given address. It is assumed that the
-// memory for the VAD instance is allocated at |memory| in accordance with
-// WebRtcVad_AssignSize().
-//
-// - memory [i] : Address to where the memory is assigned.
-// - handle [o] : Pointer to the instance that should be created.
-//
-// returns      : 0 - (OK), -1 (NULL pointer in)
-int WebRtcVad_Assign(void* memory, VadInst** handle);
-
 // Creates an instance to the VAD structure.
 //
 // - handle [o] : Pointer to the VAD instance that should be created.
diff --git a/src/common_audio/vad/vad_unittest.cc b/src/common_audio/vad/vad_unittest.cc
index cf82f8014..ffd24277e 100644
--- a/src/common_audio/vad/vad_unittest.cc
+++ b/src/common_audio/vad/vad_unittest.cc
@@ -65,23 +65,10 @@ TEST_F(VadTest, ApiTest) {
   // NULL instance tests
   EXPECT_EQ(-1, WebRtcVad_Create(NULL));
   EXPECT_EQ(-1, WebRtcVad_Init(NULL));
-  EXPECT_EQ(-1, WebRtcVad_Assign(NULL, NULL));
   EXPECT_EQ(-1, WebRtcVad_Free(NULL));
   EXPECT_EQ(-1, WebRtcVad_set_mode(NULL, kModes[0]));
   EXPECT_EQ(-1, WebRtcVad_Process(NULL, kRates[0], speech, kFrameLengths[0]));
 
-  // WebRtcVad_AssignSize() test.
-  size_t handle_size_bytes = WebRtcVad_AssignSize();
-  EXPECT_EQ(576u, handle_size_bytes);
-
-  // WebRtcVad_Assign() tests.
-  void* tmp_handle = malloc(handle_size_bytes);
-  EXPECT_EQ(-1, WebRtcVad_Assign(NULL, &handle));
-  EXPECT_EQ(-1, WebRtcVad_Assign(tmp_handle, NULL));
-  EXPECT_EQ(0, WebRtcVad_Assign(tmp_handle, &handle));
-  EXPECT_EQ(handle, tmp_handle);
-  free(tmp_handle);
-
   // WebRtcVad_Create()
   ASSERT_EQ(0, WebRtcVad_Create(&handle));
 
diff --git a/src/common_audio/vad/webrtc_vad.c b/src/common_audio/vad/webrtc_vad.c
index 40ada95e1..087341892 100644
--- a/src/common_audio/vad/webrtc_vad.c
+++ b/src/common_audio/vad/webrtc_vad.c
@@ -16,19 +16,6 @@
 
 static const int kInitCheck = 42;
 
-size_t WebRtcVad_AssignSize() {
-  return sizeof(VadInstT);
-}
-
-int WebRtcVad_Assign(void* memory, VadInst** handle) {
-  if (handle == NULL || memory == NULL) {
-    return -1;
-  }
-
-  *handle = (VadInst*) memory;
-  return 0;
-}
-
 int WebRtcVad_Create(VadInst** handle) {
   VadInstT* self = NULL;