OOPIF support for layout test pixel dumps.

content/shell/renderer/layout_test/blink_test_runner.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/shell/renderer/layout_test/blink_test_runner.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 #include <clocale>
@@ skipping 804 matching lines @@
   bool handled = true;
   IPC_BEGIN_MESSAGE_MAP(BlinkTestRunner, message)
     IPC_MESSAGE_HANDLER(ShellViewMsg_SessionHistory, OnSessionHistory)
     IPC_MESSAGE_HANDLER(ShellViewMsg_Reset, OnReset)
     IPC_MESSAGE_HANDLER(ShellViewMsg_TestFinishedInSecondaryRenderer,
                         OnTestFinishedInSecondaryRenderer)
     IPC_MESSAGE_HANDLER(ShellViewMsg_TryLeakDetection, OnTryLeakDetection)
     IPC_MESSAGE_HANDLER(ShellViewMsg_ReplyBluetoothManualChooserEvents,
                         OnReplyBluetoothManualChooserEvents)
     IPC_MESSAGE_HANDLER(ShellViewMsg_LayoutDumpCompleted, OnLayoutDumpCompleted)
+    IPC_MESSAGE_HANDLER(ShellViewMsg_PixelsDumpResult, OnPixelsDumpResult)
     IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP()
 
   return handled;
 }
 
 void BlinkTestRunner::Navigate(const GURL& url) {
   focus_on_next_commit_ = true;
 }
 
@@ skipping 74 matching lines @@
     for (WebView* web_view : interfaces->GetWindowList())
       completed_layout_dump.append(DumpHistoryForWindow(web_view));
   }
 
   Send(new ShellViewHostMsg_TextDump(routing_id(),
                                      std::move(completed_layout_dump)));
 
   CaptureDumpContinued();
 }
 
+void BlinkTestRunner::DumpPixelsAsync(
+    base::OnceCallback<void(const SkBitmap&)> callback) {
+  DCHECK(!callback.is_null());  // Caller should verify.
+  CHECK(pixels_dump_callback_.is_null())
+      << "Only one pixel dump at a time is supported.";
+
+  pixels_dump_callback_ = std::move(callback);
+  Send(new ShellViewHostMsg_InitiatePixelsDump(routing_id()));
+}
+
+void BlinkTestRunner::OnPixelsDumpResult(const SkBitmap& result) {
+  std::move(pixels_dump_callback_).Run(result);
+  pixels_dump_callback_.Reset();
+}
+
 void BlinkTestRunner::CaptureDumpContinued() {
   test_runner::WebTestInterfaces* interfaces =
       LayoutTestRenderThreadObserver::GetInstance()->test_interfaces();
   if (test_config_->enable_pixel_dumping &&
       interfaces->TestRunner()->ShouldGeneratePixelResults() &&
       !interfaces->TestRunner()->ShouldDumpAsAudio()) {
     CHECK(render_view()->GetWebView()->IsAcceleratedCompositingActive());
 
     // Test finish should only be processed in the BlinkTestRunner associated
     // with the current, non-swapped-out RenderView.
@@ skipping 149 matching lines @@
 void BlinkTestRunner::ReportLeakDetectionResult(
     const LeakDetectionResult& report) {
   Send(new ShellViewHostMsg_LeakDetectionDone(routing_id(), report));
 }
 
 void BlinkTestRunner::OnDestruct() {
   delete this;
 }
 
 }  // namespace content