[WeakMemoryCache 1a] Make Reference from Inspector to Resource weak, remove removedFromMemoryCache()

third_party/WebKit/Source/core/fetch/Resource.cpp

Index: third_party/WebKit/Source/core/fetch/Resource.cpp
diff --git a/third_party/WebKit/Source/core/fetch/Resource.cpp b/third_party/WebKit/Source/core/fetch/Resource.cpp
index ff49288d3c89a16b80c715ef6e3e207f82c5b55a..177534ef53b9bedfdd91132a0c3cb3b9b63f33ac 100644
--- a/third_party/WebKit/Source/core/fetch/Resource.cpp
+++ b/third_party/WebKit/Source/core/fetch/Resource.cpp
@@ -226,6 +226,8 @@ Resource::Resource(const ResourceRequest& request, Type type, const ResourceLoad
     , m_needsSynchronousCacheHit(false)
     , m_linkPreload(false)
 {
+    ThreadState::current()->registerPreFinalizer(this);
+
     ASSERT(m_type == unsigned(type)); // m_type is a bitfield, so this tests careless updates of the enum.
     InstanceCounters::incrementCounter(InstanceCounters::ResourceCounter);
 
@@ -239,9 +241,10 @@ Resource::~Resource()
     InstanceCounters::decrementCounter(InstanceCounters::ResourceCounter);
 }
 
-void Resource::removedFromMemoryCache()
+void Resource::willDestroyResource()
 {
-    InspectorInstrumentation::removedResourceFromMemoryCache(this);
+    InspectorInstrumentation::willDestroyResource(this);
+    willDestroyResourceInternal();
 }
 
 DEFINE_TRACE(Resource)