StacktraceTop: WebKit::WaylandCompositor::Surface::flushPendingFrameCallbacks (this=this@entry=0x7fbaab0f3ec8) at ./Source/WebKit/UIProcess/gtk/WaylandCompositor.cpp:258 WebKit::WaylandCompositor::Surface::setWebPage (this=0x7fbaab0f3ec8, webPage=0x0) at ./Source/WebKit/UIProcess/gtk/WaylandCompositor.cpp:181 WebKit::AcceleratedBackingStoreWayland::~AcceleratedBackingStoreWayland (this=0x7fbaab0ff2b8, __in_chrg=<optimized out>) at ./Source/WebKit/UIProcess/gtk/AcceleratedBackingStoreWayland.cpp:61 WebKit::AcceleratedBackingStoreWayland::~AcceleratedBackingStoreWayland (this=0x7fbaab0ff2b8, __in_chrg=<optimized out>) at ./Source/WebKit/UIProcess/gtk/AcceleratedBackingStoreWayland.cpp:62 std::default_delete<WebKit::AcceleratedBackingStore>::operator() (this=<optimized out>, __ptr=<optimized out>) at /usr/include/c++/7/bits/unique_ptr.h:78
StacktraceTop: :WaylandComposi tor::Surface: :flushPendingFr ameCallbacks (this=this@ entry=0x7fbaab0 f3ec8) at ./Source/ WebKit/ UIProcess/ gtk/WaylandComp ositor. cpp:258 :WaylandComposi tor::Surface: :setWebPage (this=0x7fbaab0 f3ec8, webPage=0x0) at ./Source/ WebKit/ UIProcess/ gtk/WaylandComp ositor. cpp:181 :AcceleratedBac kingStoreWaylan d::~Accelerated BackingStoreWay land (this=0x7fbaab0 ff2b8, __in_chrg= <optimized out>) at ./Source/ WebKit/ UIProcess/ gtk/Accelerated BackingStoreWay land.cpp: 61 :AcceleratedBac kingStoreWaylan d::~Accelerated BackingStoreWay land (this=0x7fbaab0 ff2b8, __in_chrg= <optimized out>) at ./Source/ WebKit/ UIProcess/ gtk/Accelerated BackingStoreWay land.cpp: 62 delete< WebKit: :AcceleratedBac kingStore> ::operator( ) (this=<optimized out>, __ptr=<optimized out>) at /usr/include/ c++/7/bits/ unique_ ptr.h:78
WebKit:
WebKit:
WebKit:
WebKit:
std::default_