Oilpan: Remove most WillBe types from the code base

third_party/WebKit/Source/core/fetch/MockResourceClients.h

Index: third_party/WebKit/Source/core/fetch/MockResourceClients.h
diff --git a/third_party/WebKit/Source/core/fetch/MockResourceClients.h b/third_party/WebKit/Source/core/fetch/MockResourceClients.h
index d71b21feb071e31acb00bd4f5013510d2900d95b..0807b64b16712caffd9358d03357b528e7800d6d 100644
--- a/third_party/WebKit/Source/core/fetch/MockResourceClients.h
+++ b/third_party/WebKit/Source/core/fetch/MockResourceClients.h
@@ -40,7 +40,7 @@ namespace blink {
 
 class MockResourceClient : public ResourceClient {
 public:
-    explicit MockResourceClient(const PassRefPtrWillBeRawPtr<Resource>);
+    explicit MockResourceClient(const RawPtr<Resource>);
     ~MockResourceClient() override;
 
     void notifyFinished(Resource*) override;
@@ -51,13 +51,13 @@ public:
 
 protected:
     // TODO(Oilpan): properly trace when ResourceClient is on the heap.
-    RawPtrWillBeUntracedMember<Resource> m_resource;
+    UntracedMember<Resource> m_resource;
     bool m_notifyFinishedCalled;
 };
 
 class MockImageResourceClient final : public MockResourceClient, public ImageResourceObserver {
 public:
-    explicit MockImageResourceClient(const PassRefPtrWillBeRawPtr<ImageResource>);
+    explicit MockImageResourceClient(const RawPtr<ImageResource>);
     ~MockImageResourceClient() override;
 
     void imageNotifyFinished(ImageResource*) override;