chore: add/fix interface comments for sections of methods (#42566)

shell/browser/api/electron_api_auto_updater.h

@@ -36,7 +36,7 @@ class AutoUpdater : public gin::Wrappable<AutoUpdater>,
   AutoUpdater();
   ~AutoUpdater() override;
 
-  // Delegate implementations.
+  // auto_updater::Delegate:
   void OnError(const std::string& message) override;
   void OnError(const std::string& message,
                const int code,

shell/browser/api/electron_api_menu_mac.h

@@ -18,6 +18,7 @@ class MenuMac : public Menu {
   explicit MenuMac(gin::Arguments* args);
   ~MenuMac() override;
 
+  // Menu
   void PopupAt(BaseWindow* window,
                int x,
                int y,

shell/browser/api/electron_api_menu_views.h

@@ -21,6 +21,7 @@ class MenuViews : public Menu {
   ~MenuViews() override;
 
  protected:
+  // Menu
   void PopupAt(BaseWindow* window,
                int x,
                int y,

shell/browser/api/electron_api_view.cc

@@ -155,6 +155,7 @@ class JSLayoutManager : public views::LayoutManagerBase {
       : layout_callback_(std::move(layout_callback)) {}
   ~JSLayoutManager() override {}
 
+  // views::LayoutManagerBase
   views::ProposedLayout CalculateProposedLayout(
       const views::SizeBounds& size_bounds) const override {
     v8::Isolate* isolate = JavascriptEnvironment::GetIsolate();

shell/browser/api/electron_api_web_contents.h

@@ -170,7 +170,9 @@ class WebContents : public ExclusiveAccessContext,
   void Close(std::optional<gin_helper::Dictionary> options);
   base::WeakPtr<WebContents> GetWeakPtr() { return weak_factory_.GetWeakPtr(); }
 
+  // BackgroundThrottlingSource
   bool GetBackgroundThrottling() const override;
+
   void SetBackgroundThrottling(bool allowed);
   int GetProcessID() const;
   base::ProcessId GetOSProcessID() const;
@@ -345,6 +347,7 @@ class WebContents : public ExclusiveAccessContext,
                                           const base::FilePath& file_path);
   v8::Local<v8::Promise> GetProcessMemoryInfo(v8::Isolate* isolate);
 
+  // content::WebContentsDelegate:
   bool HandleContextMenu(content::RenderFrameHost& render_frame_host,
                          const content::ContextMenuParams& params) override;
 

shell/browser/api/frame_subscriber.h

@@ -46,11 +46,12 @@ class FrameSubscriber : private content::WebContentsObserver,
   void AttachToHost(content::RenderWidgetHost* host);
   void DetachFromHost();
 
+  // content::WebContentsObserver
   void RenderFrameCreated(content::RenderFrameHost* render_frame_host) override;
   void PrimaryPageChanged(content::Page& page) override;
   void RenderViewDeleted(content::RenderViewHost* host) override;
 
-  // viz::mojom::FrameSinkVideoConsumer implementation.
+  // viz::mojom::FrameSinkVideoConsumer
   void OnFrameCaptured(
       ::media::mojom::VideoBufferHandlePtr data,
       ::media::mojom::VideoFrameInfoPtr info,

shell/browser/api/gpu_info_enumerator.h

@@ -30,6 +30,8 @@ class GPUInfoEnumerator final : public gpu::GPUInfo::Enumerator {
  public:
   GPUInfoEnumerator();
   ~GPUInfoEnumerator() override;
+
+  // gpu::GPUInfo::Enumerator
   void AddInt64(const char* name, int64_t value) override;
   void AddInt(const char* name, int value) override;
   void AddString(const char* name, const std::string& value) override;

shell/browser/api/gpuinfo_manager.h

@@ -31,6 +31,7 @@ class GPUInfoManager : private content::GpuDataManagerObserver {
   void FetchBasicInfo(gin_helper::Promise<base::Value> promise);
 
  private:
+  // content::GpuDataManagerObserver
   void OnGpuInfoUpdate() override;
 
   base::Value::Dict EnumerateGPUInfo(gpu::GPUInfo gpu_info) const;