(Camera)ProCamera: Remove unused functions from binder interface

Change-Id: I0582268cef6e84b630bc87c8a03dcd69d54c440d
diff --git a/services/camera/libcameraservice/ProCamera2Client.cpp b/services/camera/libcameraservice/ProCamera2Client.cpp
index 1270751..575b075 100644
--- a/services/camera/libcameraservice/ProCamera2Client.cpp
+++ b/services/camera/libcameraservice/ProCamera2Client.cpp
@@ -230,14 +230,7 @@
     return INVALID_OPERATION;
 }
 
-//TODO: Remove
-status_t ProCamera2Client::requestStream(int streamId) {
-    ALOGE("%s: not implemented yet", __FUNCTION__);
-
-    return INVALID_OPERATION;
-}
-
-status_t ProCamera2Client::cancelStream(int streamId) {
+status_t ProCamera2Client::deleteStream(int streamId) {
     ATRACE_CALL();
     ALOGV("%s (streamId = 0x%x)", __FUNCTION__, streamId);
 
diff --git a/services/camera/libcameraservice/ProCamera2Client.h b/services/camera/libcameraservice/ProCamera2Client.h
index f69021e..1dec263 100644
--- a/services/camera/libcameraservice/ProCamera2Client.h
+++ b/services/camera/libcameraservice/ProCamera2Client.h
@@ -48,8 +48,7 @@
                                         bool streaming = false);
     virtual status_t      cancelRequest(int requestId);
 
-    virtual status_t      requestStream(int streamId);
-    virtual status_t      cancelStream(int streamId);
+    virtual status_t      deleteStream(int streamId);
 
     virtual status_t      createStream(
             int width,