Cleanup namespace usage in Source/core/modules/[battery/* to indexeddb/*]

Source/modules/filesystem/FileWriterBase.h

Index: Source/modules/filesystem/FileWriterBase.h
diff --git a/Source/modules/filesystem/FileWriterBase.h b/Source/modules/filesystem/FileWriterBase.h
index c65501825ed9d16300f9a68ce5e876daaddebbfa..3331fc21e2fe2f7d91ea0b90234d5b6b1c2579e6 100644
--- a/Source/modules/filesystem/FileWriterBase.h
+++ b/Source/modules/filesystem/FileWriterBase.h
@@ -35,14 +35,14 @@
 #include "wtf/OwnPtr.h"
 #include "wtf/PassOwnPtr.h"
 
-namespace blink { class WebFileWriter; }
-
 namespace blink {
 
+class WebFileWriter;
+
 class FileWriterBase : public RefCountedGarbageCollectedWillBeGarbageCollectedFinalized<FileWriterBase> {
 public:
     virtual ~FileWriterBase();
-    void initialize(PassOwnPtr<blink::WebFileWriter>, long long length);
+    void initialize(PassOwnPtr<WebFileWriter>, long long length);
 
     long long position() const
     {
@@ -58,7 +58,7 @@ public:
 protected:
     FileWriterBase();
 
-    blink::WebFileWriter* writer()
+    WebFileWriter* writer()
     {
         return m_writer.get();
     }
@@ -78,7 +78,7 @@ protected:
 private:
     friend class WTF::RefCounted<FileWriterBase>;
 
-    OwnPtr<blink::WebFileWriter> m_writer;
+    OwnPtr<WebFileWriter> m_writer;
     long long m_position;
     long long m_length;
 };