chrome: osr: Fix performance manager init (see #3681)

libcef/browser/alloy/browser_platform_delegate_alloy.cc

@@ -25,6 +25,7 @@
 #include "components/find_in_page/find_tab_helper.h"
 #include "components/find_in_page/find_types.h"
 #include "components/javascript_dialogs/tab_modal_dialog_manager.h"
+#include "components/performance_manager/embedder/performance_manager_registry.h"
 #include "components/permissions/permission_request_manager.h"
 #include "components/zoom/zoom_controller.h"
 #include "content/browser/renderer_host/render_widget_host_impl.h"
@@ -427,6 +428,16 @@ void CefBrowserPlatformDelegateAlloy::AttachHelpers(
         web_contents, CreateAlloyJavaScriptTabModalDialogManagerDelegateDesktop(
                           web_contents));
   } else {
+    if (IsWindowless()) {
+      // Logic from ChromeContentBrowserClientCef::GetWebContentsViewDelegate
+      // which is not called for windowless browsers. Needs to be done before
+      // calling AttachTabHelpers.
+      if (auto* registry =
+              performance_manager::PerformanceManagerRegistry::GetInstance()) {
+        registry->MaybeCreatePageNodeForWebContents(web_contents);
+      }
+    }
+
     // Adopt the WebContents now, so all observers are in place, as the network
     // requests for its initial navigation will start immediately
     TabHelpers::AttachTabHelpers(web_contents);

libcef/browser/chrome/chrome_content_browser_client_cef.cc

@@ -33,6 +33,7 @@
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/common/chrome_paths.h"
 #include "chrome/common/chrome_switches.h"
+#include "components/performance_manager/embedder/performance_manager_registry.h"
 #include "content/public/browser/navigation_throttle.h"
 #include "content/public/browser/render_process_host.h"
 #include "content/public/browser/render_view_host.h"
@@ -479,9 +480,13 @@ void ChromeContentBrowserClientCef::RegisterBrowserInterfaceBindersForFrame(
 std::unique_ptr<content::WebContentsViewDelegate>
 ChromeContentBrowserClientCef::GetWebContentsViewDelegate(
     content::WebContents* web_contents) {
-  // This does more work than just creating the delegate, so we call it even
-  // though the result gets discarded.
-  ChromeContentBrowserClient::GetWebContentsViewDelegate(web_contents);
+  // From ChromeContentBrowserClient::GetWebContentsViewDelegate. Windowless
+  // browsers don't call this method and use
+  // CefBrowserPlatformDelegateAlloy::AttachHelpers instead.
+  if (auto* registry =
+          performance_manager::PerformanceManagerRegistry::GetInstance()) {
+    registry->MaybeCreatePageNodeForWebContents(web_contents);
+  }
 
   // Used to customize context menu behavior for Alloy style. Called during
   // WebContents::Create() so we don't yet have an associated BrowserHost.

libcef/browser/osr/web_contents_view_osr.cc

@@ -10,8 +10,6 @@
 #include "libcef/browser/osr/touch_selection_controller_client_osr.h"
 #include "libcef/common/drag_data_impl.h"
 
-#include "content/browser/browser_plugin/browser_plugin_embedder.h"
-#include "content/browser/browser_plugin/browser_plugin_guest.h"
 #include "content/browser/web_contents/web_contents_impl.h"
 #include "content/public/browser/render_widget_host.h"
 

libcef/browser/osr/web_contents_view_osr.h

@@ -11,9 +11,7 @@
 #include "third_party/skia/include/core/SkColor.h"
 
 namespace content {
-class BrowserPluginGuest;
 class WebContents;
-class WebContentsViewDelegate;
 }  // namespace content
 
 class AlloyBrowserHostImpl;

patch/patch.cfg

@@ -303,12 +303,6 @@ patches = [
     # https://github.com/chromiumembedded/cef/issues/2830
     'name': 'chrome_browser_net_proxy',
   },
-  {
-    # chrome: Fix assertion in FrameNodeImpl::SetIntersectsViewport when loading
-    # PDF viewer with Chrome runtime + Alloy style + windowless rendering.
-    # https://github.com/chromiumembedded/cef/issues/3681
-    'name': 'chrome_browser_osr',
-  },
   {
     # Support override of CreatePermissionPrompt.
     # https://github.com/chromiumembedded/cef/issues/3352

patch/patches/chrome_browser_osr.patch

@@ -1,16 +0,0 @@
-diff --git components/performance_manager/graph/frame_node_impl.cc components/performance_manager/graph/frame_node_impl.cc
-index c277c918b08ce..8ca8fd2670edd 100644
---- components/performance_manager/graph/frame_node_impl.cc
-+++ components/performance_manager/graph/frame_node_impl.cc
-@@ -355,8 +355,9 @@ void FrameNodeImpl::SetIntersectsViewport(bool intersects_viewport) {
-   DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
-   // The intersection with the viewport of the outermost main frame or embedder
-   // is not tracked.
--  DCHECK(parent_or_outer_document_or_embedder());
--  intersects_viewport_.SetAndMaybeNotify(this, intersects_viewport);
-+  if (parent_or_outer_document_or_embedder()) {
-+    intersects_viewport_.SetAndMaybeNotify(this, intersects_viewport);
-+  }
- }
- 
- void FrameNodeImpl::SetInitialVisibility(Visibility visibility) {