Cut core/view and shell/view comment bloat ~65% (comments only, zero code change)

src/core/view/view_tree.cpp

@@ -1,4 +1,4 @@
-// view_tree — pure folder-depth walk. See view_tree.h.
+// See view_tree.h.
 
 #include "core/view/view_tree.h"
 
@@ -8,11 +8,8 @@ FolderTree buildFolderTree(const std::vector<TrackFolderEntry>& entries) {
     FolderTree tree;
     tree.nodes.reserve(entries.size());
 
-    // Stack of currently-open folder-parent GUIDs. The top is the immediate parent
-    // of the next track. A folder-parent track opens its folder AFTER contributing
-    // its own node (its own parent is the enclosing folder), so the push trails the
-    // assignment. A closing track belongs to the folder it closes, so the pop also
-    // trails the assignment.
+    // Stack of open folder-parent GUIDs; top is the next track's parent. A
+    // folder-parent's push and a closer's pop both trail their own assignment.
     std::vector<std::string> open;
 
     for (const TrackFolderEntry& e : entries) {
@@ -23,11 +20,8 @@ FolderTree buildFolderTree(const std::vector<TrackFolderEntry>& entries) {
         tree.nodes.push_back(node);
 
         if (e.folderDepth == 1) {
-            open.push_back(e.guid);  // this track's folder opens for what follows
+            open.push_back(e.guid);
         } else if (e.folderDepth < 0) {
-            // Closes |folderDepth| levels after this (already-assigned) track.
-            // Clamp to the stack size so a malformed/stale depth stream can't
-            // underflow — the walk stays total.
             int levels = -e.folderDepth;
             while (levels-- > 0 && !open.empty()) {
                 open.pop_back();