clang/blink_gc_plugin: Replace 'WebCore' with 'blink'

tools/clang/blink_gc_plugin/tests/heap/stubs.h

Index: tools/clang/blink_gc_plugin/tests/heap/stubs.h
diff --git a/tools/clang/blink_gc_plugin/tests/heap/stubs.h b/tools/clang/blink_gc_plugin/tests/heap/stubs.h
index 40ced37fa76d90eb95b3b96f18594a4e1ff38f48..5faee08da69b78c01d694dfb5d41e2f5009102c6 100644
--- a/tools/clang/blink_gc_plugin/tests/heap/stubs.h
+++ b/tools/clang/blink_gc_plugin/tests/heap/stubs.h
@@ -118,7 +118,7 @@ class HashMap {};
 
 }
 
-namespace WebCore {
+namespace blink {
 
 using namespace WTF;
 
@@ -218,7 +218,7 @@ class GarbageCollectedMixin {
     virtual bool isAlive(Visitor*) const = 0;
 };
 
-// WebCore::ScriptWrappable receives special treatment
+// blink::ScriptWrappable receives special treatment
 // so as to allow it to be used together with GarbageCollected<T>,
 // even when its user-declared destructor is provided.
 // As it is with Oilpan disabled.
@@ -232,7 +232,7 @@ public:
 namespace WTF {
 
 template<typename T>
-struct VectorTraits<WebCore::Member<T> > {
+struct VectorTraits<blink::Member<T> > {
     static const bool needsDestruction = false;
 };