WIP - compositor worker mega patch.

third_party/WebKit/Source/web/WebViewImpl.cpp

 /*
  * Copyright (C) 2011, 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 16 matching lines @@
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "web/WebViewImpl.h"
 
 #include "core/CSSValueKeywords.h"
 #include "core/HTMLNames.h"
 #include "core/InputTypeNames.h"
 #include "core/clipboard/DataObject.h"
+#include "core/dom/DOMNodeIds.h"
 #include "core/dom/Document.h"
 #include "core/dom/Fullscreen.h"
 #include "core/dom/LayoutTreeBuilderTraversal.h"
 #include "core/dom/Text.h"
 #include "core/editing/EditingUtilities.h"
 #include "core/editing/Editor.h"
 #include "core/editing/FrameSelection.h"
 #include "core/editing/InputMethodController.h"
 #include "core/editing/iterators/TextIterator.h"
 #include "core/editing/markers/DocumentMarkerController.h"
@@ skipping 38 matching lines @@
 #include "core/page/Page.h"
 #include "core/page/PagePopupClient.h"
 #include "core/page/PointerLockController.h"
 #include "core/page/ScopedPageLoadDeferrer.h"
 #include "core/page/TouchDisambiguation.h"
 #include "core/paint/PaintLayer.h"
 #include "core/timing/DOMWindowPerformance.h"
 #include "core/timing/Performance.h"
 #include "modules/accessibility/AXObject.h"
 #include "modules/accessibility/AXObjectCacheImpl.h"
+#include "modules/compositorworker/CompositorWorker.h"
 #include "modules/credentialmanager/CredentialManagerClient.h"
 #include "modules/encryptedmedia/MediaKeysController.h"
 #include "modules/storage/StorageNamespaceController.h"
 #include "modules/webgl/WebGLRenderingContext.h"
 #include "platform/ContextMenu.h"
 #include "platform/ContextMenuItem.h"
 #include "platform/Cursor.h"
 #include "platform/KeyboardCodes.h"
 #include "platform/Logging.h"
 #include "platform/NotImplemented.h"
 #include "platform/PlatformGestureEvent.h"
 #include "platform/PlatformKeyboardEvent.h"
 #include "platform/PlatformMouseEvent.h"
 #include "platform/RuntimeEnabledFeatures.h"
 #include "platform/TraceEvent.h"
 #include "platform/UserGestureIndicator.h"
 #include "platform/exported/WebActiveGestureAnimation.h"
 #include "platform/fonts/FontCache.h"
 #include "platform/graphics/Color.h"
+#include "platform/graphics/CompositorMutation.h"
+#include "platform/graphics/CompositorMutatorClient.h"
 #include "platform/graphics/FirstPaintInvalidationTracking.h"
 #include "platform/graphics/GraphicsContext.h"
 #include "platform/graphics/Image.h"
 #include "platform/graphics/ImageBuffer.h"
 #include "platform/graphics/gpu/DrawingBuffer.h"
 #include "platform/graphics/paint/DrawingRecorder.h"
 #include "platform/scroll/ScrollbarTheme.h"
 #include "platform/weborigin/SchemeRegistry.h"
 #include "public/platform/Platform.h"
 #include "public/platform/WebCompositeAndReadbackAsyncCallback.h"
@@ skipping 18 matching lines @@
 #include "public/web/WebMediaPlayerAction.h"
 #include "public/web/WebNode.h"
 #include "public/web/WebPlugin.h"
 #include "public/web/WebPluginAction.h"
 #include "public/web/WebRange.h"
 #include "public/web/WebSelection.h"
 #include "public/web/WebTextInputInfo.h"
 #include "public/web/WebViewClient.h"
 #include "public/web/WebWindowFeatures.h"
 #include "web/CompositionUnderlineVectorBuilder.h"
+#include "web/CompositorMutatorImpl.h"
 #include "web/ContextFeaturesClientImpl.h"
 #include "web/ContextMenuAllowedScope.h"
 #include "web/DatabaseClientImpl.h"
 #include "web/DevToolsEmulator.h"
 #include "web/FullscreenController.h"
 #include "web/GraphicsLayerFactoryChromium.h"
 #include "web/InspectorOverlay.h"
 #include "web/LinkHighlightImpl.h"
 #include "web/PageOverlay.h"
 #include "web/PrerendererClientImpl.h"
@@ skipping 4269 matching lines @@
     blink::DOMWindow* domWindow = frame->domWindow();
     blink::Performance* performance = DOMWindowPerformance::performance(*domWindow);
     for (size_t i = 0; i < events.size(); ++i) {
         if (eventType == CompositeEvent)
             performance->addCompositeTiming(domWindow->document(), events[i].sourceFrame, events[i].startTime);
         else if (eventType == RenderEvent)
             performance->addRenderTiming(domWindow->document(), events[i].sourceFrame, events[i].startTime, events[i].finishTime);
     }
 }
 
+void WebViewImpl::applyMutations(const WebCompositorMutations& mutations)
+{
+    TRACE_EVENT0("compositor-worker", "WebViewImpl::applyMutations");
+    for (const auto& pair : static_cast<const CompositorMutations&>(mutations).map) {
+        int elementId = pair.first;
+        const CompositorMutation& mutation = pair.second;
+        Node* node = DOMNodeIds::nodeForId(elementId);
+        if (!node || !toElement(node))
+            continue;
+        toElement(node)->updateFromMutation(mutation);
+    }
+}
+
 void WebViewImpl::updateLayerTreeViewport()
 {
     if (!page() || !m_layerTreeView)
         return;
 
     m_layerTreeView->setPageScaleFactorAndLimits(pageScaleFactor(), minimumPageScaleFactor(), maximumPageScaleFactor());
 }
 
 void WebViewImpl::updateLayerTreeBackgroundColor()
 {
@@ skipping 123 matching lines @@
 void WebViewImpl::forceNextWebGLContextCreationToFail()
 {
     WebGLRenderingContext::forceNextWebGLContextCreationToFail();
 }
 
 void WebViewImpl::forceNextDrawingBufferCreationToFail()
 {
     DrawingBuffer::forceNextDrawingBufferCreationToFail();
 }
 
+CompositorProxyClient* WebViewImpl::createCompositorProxyClient()
+{
+    if (!m_mutator.get()) {
+        m_mutator = CompositorMutatorImpl::create();
+        m_layerTreeView->setMutatorClient(m_mutator->client());
+    }
+    return m_mutator->createCompositorProxyClient();
+}
+
+void WebViewImpl::schedulePostCommitTask(PassOwnPtr<Closure> task)
+{
+    TRACE_EVENT0("compositor-worker", "WebViewImpl::schedulePostCommitTask");
+    m_postCommitTasks.append(task);
+}
+
+void WebViewImpl::didCommit()
+{
+    TRACE_EVENT1("compositor-worker", "WebViewImpl::didCommit", "num_tasks", static_cast<int>(m_postCommitTasks.size()));
+    while (!m_postCommitTasks.isEmpty()) {
+        (*m_postCommitTasks.last())();
+        m_postCommitTasks.removeLast();
+    }
+}
+
 void WebViewImpl::updatePageOverlays()
 {
     if (m_pageColorOverlay)
         m_pageColorOverlay->update();
     if (InspectorOverlay* overlay = inspectorOverlay()) {
         PageOverlay* inspectorPageOverlay = overlay->pageOverlay();
         if (inspectorPageOverlay)
             inspectorPageOverlay->update();
     }
 }
@@ skipping 34 matching lines @@
 {
     // TODO(oshima): Investigate if this should return the ScreenInfo's scale factor rather than
     // page's scale factor, which can be 1 in use-zoom-for-dsf mode.
     if (!page())
         return 1;
 
     return page()->deviceScaleFactor();
 }
 
 } // namespace blink