diff --git a/aegisub/src/command/time.cpp b/aegisub/src/command/time.cpp
index 1ffda77fd..a598d5a31 100644
--- a/aegisub/src/command/time.cpp
+++ b/aegisub/src/command/time.cpp
@@ -165,7 +165,22 @@ struct time_shift : public Command {
 	}
 };
 
+static void snap_subs_video(agi::Context *c, bool start) {
+	std::set<AssDialogue*> sel = c->selectionController->GetSelectedSet();
 
+	if (!c->videoController->IsLoaded() || sel.empty()) return;
+
+	int ms = c->videoController->TimeAtFrame(c->videoController->GetFrameN(), start ? agi::vfr::START : agi::vfr::END);
+
+	for (std::set<AssDialogue*>::iterator it = sel.begin(); it != sel.end(); ++it) {
+		if (start)
+			(*it)->Start.SetMS(ms);
+		else
+			(*it)->End.SetMS(ms);
+	}
+
+		c->ass->Commit(_("timing"), AssFile::COMMIT_DIAG_TIME);
+}
 
 /// Set end of selected subtitles to current video frame.
 struct time_snap_end_video : public validate_video_loaded {
@@ -175,7 +190,7 @@ struct time_snap_end_video : public validate_video_loaded {
 	STR_HELP("Set end of selected subtitles to current video frame.")
 
 	void operator()(agi::Context *c) {
-		c->subsGrid->SetSubsToVideo(false);
+		snap_subs_video(c, false);
 	}
 };
 
@@ -298,7 +313,7 @@ struct time_snap_start_video : public validate_video_loaded {
 	STR_HELP("Set start of selected subtitles to current video frame.")
 
 	void operator()(agi::Context *c) {
-		c->subsGrid->SetSubsToVideo(false);
+		snap_subs_video(c, true);
 	}
 };
 
diff --git a/aegisub/src/subs_grid.cpp b/aegisub/src/subs_grid.cpp
index fc102d42b..6e93f8e5a 100644
--- a/aegisub/src/subs_grid.cpp
+++ b/aegisub/src/subs_grid.cpp
@@ -553,29 +553,6 @@ bool SubtitlesGrid::SplitLineByKaraoke(int lineNumber) {
 	return true;
 }
 
-void SubtitlesGrid::SetSubsToVideo(bool start) {
-	if (!context->videoController->IsLoaded()) return;
-
-	// Get new time
-	int ms = context->videoController->TimeAtFrame(context->videoController->GetFrameN(),start ? agi::vfr::START : agi::vfr::END);
-
-	// Update selection
-	wxArrayInt sel = GetSelection();
-	bool modified = false;
-	for (size_t i=0;i<sel.Count();i++) {
-		AssDialogue *cur = GetDialogue(sel[i]);
-		if (cur) {
-			modified = true;
-			if (start) cur->Start.SetMS(ms);
-			else cur->End.SetMS(ms);
-		}
-	}
-
-	if (modified) {
-		context->ass->Commit(_("timing"), AssFile::COMMIT_DIAG_TIME);
-	}
-}
-
 /// @brief Retrieve a list of selected lines in the actual ASS file (ie. not as displayed in the grid but as represented in the file)
 /// @return 
 ///
diff --git a/aegisub/src/subs_grid.h b/aegisub/src/subs_grid.h
index 7ebea5afc..883bdd3bf 100644
--- a/aegisub/src/subs_grid.h
+++ b/aegisub/src/subs_grid.h
@@ -76,10 +76,6 @@ public:
 	SubtitlesGrid(wxWindow *parent, agi::Context *context, const wxSize& size = wxDefaultSize, long style = wxWANTS_CHARS, const wxString& name = wxPanelNameStr);
 	~SubtitlesGrid();
 
-	/// @brief Set the start/end time of the current subtitle line to the current frame
-	/// @param start Start vs. End time
-	void SetSubsToVideo(bool start);
-
 	/// @brief Adjoins selected lines, setting each line's start time to the previous line's end time
 	/// @param n1       First line to adjoin
 	/// @param n2       Last line to adjoin