Rename WebCore namespace to blink in Platform

Source/platform/heap/glue/PendingGCRunner.h

Index: Source/platform/heap/glue/PendingGCRunner.h
diff --git a/Source/platform/heap/glue/PendingGCRunner.h b/Source/platform/heap/glue/PendingGCRunner.h
index e3d35165a95dfe5a0dc31ae546730b79c39aecc8..802801f8f409d784df349c3baa6d17f4d9e63882 100644
--- a/Source/platform/heap/glue/PendingGCRunner.h
+++ b/Source/platform/heap/glue/PendingGCRunner.h
@@ -34,7 +34,7 @@
 #include "platform/heap/ThreadState.h"
 #include "public/platform/WebThread.h"
 
-namespace WebCore {
+namespace blink {
 
 class PendingGCRunner : public blink::WebThread::TaskObserver {
 public:
@@ -60,8 +60,8 @@ public:
         if (m_nesting)
             m_nesting--;
 
-        WebCore::ThreadState* state = WebCore::ThreadState::current();
-        state->safePoint(m_nesting ? WebCore::ThreadState::HeapPointersOnStack : WebCore::ThreadState::NoHeapPointersOnStack);
+        blink::ThreadState* state = blink::ThreadState::current();
+        state->safePoint(m_nesting ? blink::ThreadState::HeapPointersOnStack : blink::ThreadState::NoHeapPointersOnStack);
     }
 
 private: