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<dt>Revision</dt> <dd><a href="http://trac.webkit.org/projects/webkit/changeset/184243">184243</a></dd>
<dt>Author</dt> <dd>dburkart@apple.com</dd>
<dt>Date</dt> <dd>2015-05-12 20:58:15 -0700 (Tue, 12 May 2015)</dd>
</dl>

<h3>Log Message</h3>
<pre>Merge <a href="http://trac.webkit.org/projects/webkit/changeset/183953">r183953</a>. rdar://problem/19997548</pre>

<h3>Modified Paths</h3>
<ul>
<li><a href="#branchessafari601132branchSourceWebCoreChangeLog">branches/safari-601.1.32-branch/Source/WebCore/ChangeLog</a></li>
<li><a href="#branchessafari601132branchSourceWebCoreModulesmediacontrolsmediaControlsApplejs">branches/safari-601.1.32-branch/Source/WebCore/Modules/mediacontrols/mediaControlsApple.js</a></li>
</ul>

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<div id="patch">
<h3>Diff</h3>
<a id="branchessafari601132branchSourceWebCoreChangeLog"></a>
<div class="modfile"><h4>Modified: branches/safari-601.1.32-branch/Source/WebCore/ChangeLog (184242 => 184243)</h4>
<pre class="diff"><span>
<span class="info">--- branches/safari-601.1.32-branch/Source/WebCore/ChangeLog        2015-05-13 03:58:11 UTC (rev 184242)
+++ branches/safari-601.1.32-branch/Source/WebCore/ChangeLog        2015-05-13 03:58:15 UTC (rev 184243)
</span><span class="lines">@@ -2,155 +2,149 @@
</span><span class="cx"> Dana Burkart  &lt;dburkart@apple.com
</span><span class="cx"> dburkart@apple.com&gt;
</span><span class="cx"> 
</span><del>-        Merge r183943. rdar://problem/19913748
</del><ins>+        Merge r183953. rdar://problem/19997548
</ins><span class="cx"> 
</span><del>-    2015-05-07  Simon Fraser  &lt;simon.fraser@apple.com&gt;
</del><ins>+    2015-05-06  Roger Fong  &lt;roger_fong@apple.com&gt;
</ins><span class="cx"> 
</span><del>-            Remove the WK1-only code path for independently composited iframes
-            https://bugs.webkit.org/show_bug.cgi?id=144722
</del><ins>+            Media Controls: Scrubber should be independent of actual video time, causes scrubber to be jumpy.
+            https://bugs.webkit.org/show_bug.cgi?id=144700.
+            &lt;rdar://problem/19997548&gt;
</ins><span class="cx"> 
</span><del>-            Reviewed by Dean Jackson.
</del><ins>+            Reviewed by Jer Noble.
</ins><span class="cx"> 
</span><del>-            In WebKit1 on Mac, we allowed iframes to be composited independently of their
-            parent document, relying on the fact that the frame's platform view can host
-            a layer-backed view. However, this ran into bugs (rdar://problem/18862298),
-            and triggers the assertion at the end of FrameView::updateLayoutAndStyleIfNeededRecursive(),
-            because the compositing update after a layout can dirty style in notifyIFramesOfCompositingChange().
</del><ins>+            Update time and timeline during the timeline input event instead of the wrapper's mousemove.
+            (Controller.prototype.handleWrapperMouseMove):
+            (Controller.prototype.handleTimelineMouseMove):
+            (Controller.prototype.drawTimelineBackground):
</ins><span class="cx"> 
</span><del>-            Removing the WK1-only code path solves these problems. It also eliminates the need
-            to do compositing-specific frame overlap testing.
</del><ins>+            (Controller.prototype.updateControlsWhileScrubbing):
+            Updates time and scrubber to reflect timeline user input.
</ins><span class="cx"> 
</span><del>-            * page/FrameView.cpp:
-            (WebCore::FrameView::setIsOverlapped): No need to do compositing-related things here.
-            Any iframe that gets composited will participate in the normal compositing overlap
-            testing in its parent frame.
-            (WebCore::FrameView::hasCompositedContentIncludingDescendants): Deleted.
-            (WebCore::FrameView::hasCompositingAncestor): Deleted.
-            * page/FrameView.h:
-            * rendering/RenderLayerCompositor.cpp: Replace ownerElement() checks in this file
-            with an isMainFrameCompositor() for readability. Some 0-&gt;nullptr.
-            (WebCore::RenderLayerCompositor::cacheAcceleratedCompositingFlags):
-            (WebCore::RenderLayerCompositor::chromeClient):
-            (WebCore::RenderLayerCompositor::enclosingCompositorFlushingLayers):
-            (WebCore::RenderLayerCompositor::updateCompositingLayers):
-            (WebCore::RenderLayerCompositor::appendDocumentOverlayLayers):
-            (WebCore::RenderLayerCompositor::updateBacking):
-            (WebCore::RenderLayerCompositor::layerTreeAsText):
-            (WebCore::RenderLayerCompositor::frameContentsCompositor):
-            (WebCore::RenderLayerCompositor::setIsInWindow):
-            (WebCore::RenderLayerCompositor::requiresCompositingForScrollableFrame):
-            (WebCore::RenderLayerCompositor::requiresCompositingForFrame): frameRenderer.requiresAcceleratedCompositing()
-            already bails on no content RenderView, so the shouldPropagateCompositingToEnclosingFrame() check does
-            nothing and is removed.
-            (WebCore::RenderLayerCompositor::isAsyncScrollableStickyLayer):
-            (WebCore::RenderLayerCompositor::requiresScrollLayer):
-            (WebCore::RenderLayerCompositor::documentUsesTiledBacking):
-            (WebCore::RenderLayerCompositor::isMainFrameCompositor):
-            (WebCore::RenderLayerCompositor::shouldCompositeOverflowControls):
-            (WebCore::RenderLayerCompositor::requiresOverhangAreasLayer):
-            (WebCore::RenderLayerCompositor::requiresContentShadowLayer):
-            (WebCore::RenderLayerCompositor::updateLayerForTopOverhangArea):
-            (WebCore::RenderLayerCompositor::updateLayerForBottomOverhangArea):
-            (WebCore::RenderLayerCompositor::updateLayerForHeader):
-            (WebCore::RenderLayerCompositor::updateLayerForFooter):
-            (WebCore::RenderLayerCompositor::ensureRootLayer): Main frame attaches via ChromeClient,
-            all other frames attach via parent frame.
-            (WebCore::RenderLayerCompositor::notifyIFramesOfCompositingChange): This call to
-            scheduleSetNeedsStyleRecalc(SyntheticStyleChange) was the source of dirtying style after
-            layout, but is no longer needed so remove it.
-            (WebCore::RenderLayerCompositor::registerAllViewportConstrainedLayers):
-            (WebCore::RenderLayerCompositor::unregisterAllViewportConstrainedLayers):
-            (WebCore::RenderLayerCompositor::scrollingCoordinator):
-            (WebCore::RenderLayerCompositor::graphicsLayerFactory):
-            (WebCore::RenderLayerCompositor::allowsIndependentlyCompositedFrames): Deleted.
-            (WebCore::RenderLayerCompositor::shouldPropagateCompositingToEnclosingFrame): Deleted.
-            (WebCore::RenderLayerCompositor::mainFrameBackingIsTiled): Deleted. This was mis-named;
-            it really asks whether the document uses tiled backing, but does not check for main frame.
-            * rendering/RenderLayerCompositor.h:
-            * rendering/RenderWidget.cpp:
-            (WebCore::RenderWidget::paintContents): No need to do frame overlap testing for
-            compositing now.
-
</del><span class="cx">     2015-05-12  Dana Burkart
</span><span class="cx">     Dana Burkart  &lt;dburkart@apple.com
</span><span class="cx">     dburkart@apple.com&gt;
</span><span class="cx"> 
</span><del>-            Merge r183927. rdar://problem/20854785
</del><ins>+            Merge r183943. rdar://problem/19913748
</ins><span class="cx"> 
</span><del>-        2015-05-07  Eric Carlson  &lt;eric.carlson@apple.com&gt;
</del><ins>+        2015-05-07  Simon Fraser  &lt;simon.fraser@apple.com&gt;
</ins><span class="cx"> 
</span><del>-                [Mac] Playback target isn't set on new element
-                https://bugs.webkit.org/show_bug.cgi?id=144724
</del><ins>+                Remove the WK1-only code path for independently composited iframes
+                https://bugs.webkit.org/show_bug.cgi?id=144722
</ins><span class="cx"> 
</span><del>-                Reviewed by Jer Noble.
</del><ins>+                Reviewed by Dean Jackson.
</ins><span class="cx"> 
</span><del>-                * platform/graphics/avfoundation/objc/MediaPlayerPrivateAVFoundationObjC.h:
-                * platform/graphics/avfoundation/objc/MediaPlayerPrivateAVFoundationObjC.mm:
-                (WebCore::MediaPlayerPrivateAVFoundationObjC::createAVPlayer): Call setShouldPlayToPlaybackTarget
-                if necessary.
-                (WebCore::MediaPlayerPrivateAVFoundationObjC::setShouldPlayToPlaybackTarget): Remember
-                the setting in case we don't have an AVPlayer yet.
</del><ins>+                In WebKit1 on Mac, we allowed iframes to be composited independently of their
+                parent document, relying on the fact that the frame's platform view can host
+                a layer-backed view. However, this ran into bugs (rdar://problem/18862298),
+                and triggers the assertion at the end of FrameView::updateLayoutAndStyleIfNeededRecursive(),
+                because the compositing update after a layout can dirty style in notifyIFramesOfCompositingChange().
</ins><span class="cx"> 
</span><ins>+                Removing the WK1-only code path solves these problems. It also eliminates the need
+                to do compositing-specific frame overlap testing.
+
+                * page/FrameView.cpp:
+                (WebCore::FrameView::setIsOverlapped): No need to do compositing-related things here.
+                Any iframe that gets composited will participate in the normal compositing overlap
+                testing in its parent frame.
+                (WebCore::FrameView::hasCompositedContentIncludingDescendants): Deleted.
+                (WebCore::FrameView::hasCompositingAncestor): Deleted.
+                * page/FrameView.h:
+                * rendering/RenderLayerCompositor.cpp: Replace ownerElement() checks in this file
+                with an isMainFrameCompositor() for readability. Some 0-&gt;nullptr.
+                (WebCore::RenderLayerCompositor::cacheAcceleratedCompositingFlags):
+                (WebCore::RenderLayerCompositor::chromeClient):
+                (WebCore::RenderLayerCompositor::enclosingCompositorFlushingLayers):
+                (WebCore::RenderLayerCompositor::updateCompositingLayers):
+                (WebCore::RenderLayerCompositor::appendDocumentOverlayLayers):
+                (WebCore::RenderLayerCompositor::updateBacking):
+                (WebCore::RenderLayerCompositor::layerTreeAsText):
+                (WebCore::RenderLayerCompositor::frameContentsCompositor):
+                (WebCore::RenderLayerCompositor::setIsInWindow):
+                (WebCore::RenderLayerCompositor::requiresCompositingForScrollableFrame):
+                (WebCore::RenderLayerCompositor::requiresCompositingForFrame): frameRenderer.requiresAcceleratedCompositing()
+                already bails on no content RenderView, so the shouldPropagateCompositingToEnclosingFrame() check does
+                nothing and is removed.
+                (WebCore::RenderLayerCompositor::isAsyncScrollableStickyLayer):
+                (WebCore::RenderLayerCompositor::requiresScrollLayer):
+                (WebCore::RenderLayerCompositor::documentUsesTiledBacking):
+                (WebCore::RenderLayerCompositor::isMainFrameCompositor):
+                (WebCore::RenderLayerCompositor::shouldCompositeOverflowControls):
+                (WebCore::RenderLayerCompositor::requiresOverhangAreasLayer):
+                (WebCore::RenderLayerCompositor::requiresContentShadowLayer):
+                (WebCore::RenderLayerCompositor::updateLayerForTopOverhangArea):
+                (WebCore::RenderLayerCompositor::updateLayerForBottomOverhangArea):
+                (WebCore::RenderLayerCompositor::updateLayerForHeader):
+                (WebCore::RenderLayerCompositor::updateLayerForFooter):
+                (WebCore::RenderLayerCompositor::ensureRootLayer): Main frame attaches via ChromeClient,
+                all other frames attach via parent frame.
+                (WebCore::RenderLayerCompositor::notifyIFramesOfCompositingChange): This call to
+                scheduleSetNeedsStyleRecalc(SyntheticStyleChange) was the source of dirtying style after
+                layout, but is no longer needed so remove it.
+                (WebCore::RenderLayerCompositor::registerAllViewportConstrainedLayers):
+                (WebCore::RenderLayerCompositor::unregisterAllViewportConstrainedLayers):
+                (WebCore::RenderLayerCompositor::scrollingCoordinator):
+                (WebCore::RenderLayerCompositor::graphicsLayerFactory):
+                (WebCore::RenderLayerCompositor::allowsIndependentlyCompositedFrames): Deleted.
+                (WebCore::RenderLayerCompositor::shouldPropagateCompositingToEnclosingFrame): Deleted.
+                (WebCore::RenderLayerCompositor::mainFrameBackingIsTiled): Deleted. This was mis-named;
+                it really asks whether the document uses tiled backing, but does not check for main frame.
+                * rendering/RenderLayerCompositor.h:
+                * rendering/RenderWidget.cpp:
+                (WebCore::RenderWidget::paintContents): No need to do frame overlap testing for
+                compositing now.
+
</ins><span class="cx">         2015-05-12  Dana Burkart
</span><span class="cx">         Dana Burkart  &lt;dburkart@apple.com
</span><span class="cx">         dburkart@apple.com&gt;
</span><span class="cx"> 
</span><del>-                Merge r183909. rdar://problem/18894598
</del><ins>+                Merge r183927. rdar://problem/20854785
</ins><span class="cx"> 
</span><del>-            2015-05-06  Daniel Bates  &lt;dabates@apple.com&gt;
</del><ins>+            2015-05-07  Eric Carlson  &lt;eric.carlson@apple.com&gt;
</ins><span class="cx"> 
</span><del>-                    [iOS][WK2] Pause/resume database thread when UIProcess enters/leaves the background
-                    https://bugs.webkit.org/show_bug.cgi?id=144657
-                    &lt;rdar://problem/18894598&gt;
</del><ins>+                    [Mac] Playback target isn't set on new element
+                    https://bugs.webkit.org/show_bug.cgi?id=144724
</ins><span class="cx"> 
</span><del>-                    Reviewed by Andy Estes.
</del><ins>+                    Reviewed by Jer Noble.
</ins><span class="cx"> 
</span><del>-                    Export WebCore functionality to pause and resume the database thread so that we can
-                    make use of this functionality from WebKit2.
</del><ins>+                    * platform/graphics/avfoundation/objc/MediaPlayerPrivateAVFoundationObjC.h:
+                    * platform/graphics/avfoundation/objc/MediaPlayerPrivateAVFoundationObjC.mm:
+                    (WebCore::MediaPlayerPrivateAVFoundationObjC::createAVPlayer): Call setShouldPlayToPlaybackTarget
+                    if necessary.
+                    (WebCore::MediaPlayerPrivateAVFoundationObjC::setShouldPlayToPlaybackTarget): Remember
+                    the setting in case we don't have an AVPlayer yet.
</ins><span class="cx"> 
</span><del>-                    * Modules/webdatabase/AbstractDatabaseServer.h:
-                    * Modules/webdatabase/DatabaseManager.cpp:
-                    (WebCore::DatabaseManager::setPauseAllDatabases): Added; turns around and calls DatabaseServer::setPauseAllDatabases().
-                    * Modules/webdatabase/DatabaseManager.h:
-                    * Modules/webdatabase/DatabaseServer.cpp:
-                    (WebCore::DatabaseServer::setPauseAllDatabases): Added; turns around and calls
-                    DatabaseTracker::tracker().setDatabasesPaused() to pause or resume the database thread.
-                    For now, we guard this call with PLATFORM(IOS). We'll look to remove this guard once
-                    we fix &lt;https://bugs.webkit.org/show_bug.cgi?id=144660&gt;.
-                    * Modules/webdatabase/DatabaseServer.h:
-
</del><span class="cx">             2015-05-12  Dana Burkart
</span><del>-            Dana Burkart  &lt;dburkart@apple.com&gt;
</del><ins>+            Dana Burkart  &lt;dburkart@apple.com
+            dburkart@apple.com&gt;
</ins><span class="cx"> 
</span><del>-                    Merge r183942. rdar://problem/20049088
</del><ins>+                    Merge r183909. rdar://problem/18894598
</ins><span class="cx"> 
</span><del>-                2015-05-06  Dean Jackson  &lt;dino@apple.com&gt;
</del><ins>+                2015-05-06  Daniel Bates  &lt;dabates@apple.com&gt;
</ins><span class="cx"> 
</span><del>-                        Handle backdrop views that have to tile
-                        https://bugs.webkit.org/show_bug.cgi?id=142317
-                        &lt;rdar://problem/20049088&gt;
</del><ins>+                        [iOS][WK2] Pause/resume database thread when UIProcess enters/leaves the background
+                        https://bugs.webkit.org/show_bug.cgi?id=144657
+                        &lt;rdar://problem/18894598&gt;
</ins><span class="cx"> 
</span><del>-                        Reviewed by Simon Fraser.
</del><ins>+                        Reviewed by Andy Estes.
</ins><span class="cx"> 
</span><del>-                        Take 2 - this was rolled out because Mavericks was crashing.
</del><ins>+                        Export WebCore functionality to pause and resume the database thread so that we can
+                        make use of this functionality from WebKit2.
</ins><span class="cx"> 
</span><del>-                        Make sure backdrop layers don't tile. If they are big
-                        enough, we'll leave it to the platform compositor to handle.
</del><ins>+                        * Modules/webdatabase/AbstractDatabaseServer.h:
+                        * Modules/webdatabase/DatabaseManager.cpp:
+                        (WebCore::DatabaseManager::setPauseAllDatabases): Added; turns around and calls DatabaseServer::setPauseAllDatabases().
+                        * Modules/webdatabase/DatabaseManager.h:
+                        * Modules/webdatabase/DatabaseServer.cpp:
+                        (WebCore::DatabaseServer::setPauseAllDatabases): Added; turns around and calls
+                        DatabaseTracker::tracker().setDatabasesPaused() to pause or resume the database thread.
+                        For now, we guard this call with PLATFORM(IOS). We'll look to remove this guard once
+                        we fix &lt;https://bugs.webkit.org/show_bug.cgi?id=144660&gt;.
+                        * Modules/webdatabase/DatabaseServer.h:
</ins><span class="cx"> 
</span><del>-                        This also fixes a bug where if a layer changed from a backdrop
-                        type to a tiled type, it would still retain its custom appearance
-                        and we'd try to add children to the wrong layer.
-
-                        Test: compositing/media-controls-bar-appearance-big.html
-
-                        * platform/graphics/ca/GraphicsLayerCA.cpp:
-                        (WebCore::GraphicsLayerCA::commitLayerChangesBeforeSublayers): Check if
-                        a layer needs a backdrop before checking if it needs to tile.
-
</del><span class="cx">                 2015-05-12  Dana Burkart
</span><span class="cx">                 Dana Burkart  &lt;dburkart@apple.com&gt;
</span><span class="cx"> 
</span><del>-                        Merge r183894. rdar://problem/20049088
</del><ins>+                        Merge r183942. rdar://problem/20049088
</ins><span class="cx"> 
</span><span class="cx">                     2015-05-06  Dean Jackson  &lt;dino@apple.com&gt;
</span><span class="cx"> 
</span><span class="lines">@@ -160,6 +154,8 @@
</span><span class="cx"> 
</span><span class="cx">                             Reviewed by Simon Fraser.
</span><span class="cx"> 
</span><ins>+                            Take 2 - this was rolled out because Mavericks was crashing.
+
</ins><span class="cx">                             Make sure backdrop layers don't tile. If they are big
</span><span class="cx">                             enough, we'll leave it to the platform compositor to handle.
</span><span class="cx"> 
</span><span class="lines">@@ -173,6 +169,32 @@
</span><span class="cx">                             (WebCore::GraphicsLayerCA::commitLayerChangesBeforeSublayers): Check if
</span><span class="cx">                             a layer needs a backdrop before checking if it needs to tile.
</span><span class="cx"> 
</span><ins>+                    2015-05-12  Dana Burkart
+                    Dana Burkart  &lt;dburkart@apple.com&gt;
+
+                            Merge r183894. rdar://problem/20049088
+
+                        2015-05-06  Dean Jackson  &lt;dino@apple.com&gt;
+
+                                Handle backdrop views that have to tile
+                                https://bugs.webkit.org/show_bug.cgi?id=142317
+                                &lt;rdar://problem/20049088&gt;
+
+                                Reviewed by Simon Fraser.
+
+                                Make sure backdrop layers don't tile. If they are big
+                                enough, we'll leave it to the platform compositor to handle.
+
+                                This also fixes a bug where if a layer changed from a backdrop
+                                type to a tiled type, it would still retain its custom appearance
+                                and we'd try to add children to the wrong layer.
+
+                                Test: compositing/media-controls-bar-appearance-big.html
+
+                                * platform/graphics/ca/GraphicsLayerCA.cpp:
+                                (WebCore::GraphicsLayerCA::commitLayerChangesBeforeSublayers): Check if
+                                a layer needs a backdrop before checking if it needs to tile.
+
</ins><span class="cx"> 2015-05-06  Brent Fulgham  &lt;bfulgham@apple.com&gt;
</span><span class="cx"> 
</span><span class="cx">         Scroll-snap points do not handle margins and padding propertly
</span></span></pre></div>
<a id="branchessafari601132branchSourceWebCoreModulesmediacontrolsmediaControlsApplejs"></a>
<div class="modfile"><h4>Modified: branches/safari-601.1.32-branch/Source/WebCore/Modules/mediacontrols/mediaControlsApple.js (184242 => 184243)</h4>
<pre class="diff"><span>
<span class="info">--- branches/safari-601.1.32-branch/Source/WebCore/Modules/mediacontrols/mediaControlsApple.js        2015-05-13 03:58:11 UTC (rev 184242)
+++ branches/safari-601.1.32-branch/Source/WebCore/Modules/mediacontrols/mediaControlsApple.js        2015-05-13 03:58:15 UTC (rev 184243)
</span><span class="lines">@@ -762,9 +762,6 @@
</span><span class="cx">         if (this.controlsAreHidden())
</span><span class="cx">             this.showControls();
</span><span class="cx">         this.resetHideControlsTimer();
</span><del>-        
-        if (this.scrubbing)
-            this.updateTime();
</del><span class="cx"> 
</span><span class="cx">         if (!this.isDragging)
</span><span class="cx">             return;
</span><span class="lines">@@ -855,6 +852,7 @@
</span><span class="cx">     handleTimelineInput: function(event)
</span><span class="cx">     {
</span><span class="cx">         this.video.fastSeek(this.controls.timeline.value);
</span><ins>+        this.updateControlsWhileScrubbing();
</ins><span class="cx">     },
</span><span class="cx"> 
</span><span class="cx">     handleTimelineChange: function(event)
</span><span class="lines">@@ -1157,8 +1155,8 @@
</span><span class="cx">         
</span><span class="cx">         if (!width || !height)
</span><span class="cx">             return;
</span><del>-        
-        var played = this.video.currentTime / this.video.duration;
</del><ins>+
+        var played = this.controls.timeline.value / this.controls.timeline.max;
</ins><span class="cx">         var buffered = 0;
</span><span class="cx">         for (var i = 0, end = this.video.buffered.length; i &lt; end; ++i)
</span><span class="cx">             buffered = Math.max(this.video.buffered.end(i), buffered);
</span><span class="lines">@@ -1408,7 +1406,19 @@
</span><span class="cx">         this.controls.timeline.value = this.video.currentTime;
</span><span class="cx">         this.controls.remainingTime.innerText = this.formatTime(timeRemaining);
</span><span class="cx">     },
</span><ins>+    
+    updateControlsWhileScrubbing: function()
+    {
+        if (!this.scrubbing)
+            return;
</ins><span class="cx"> 
</span><ins>+        var currentTime = (this.controls.timeline.value / this.controls.timeline.max) * this.video.duration;
+        var timeRemaining = currentTime - this.video.duration;
+        this.controls.currentTime.innerText = this.formatTime(currentTime);
+        this.controls.remainingTime.innerText = this.formatTime(timeRemaining);
+        this.drawTimelineBackground();
+    },
+
</ins><span class="cx">     updateReadyState: function()
</span><span class="cx">     {
</span><span class="cx">         this.updateStatusDisplay();
</span></span></pre>
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