Cleanup blink:: prefix usage in Source/core/modules/[battery/*.cpp to indexeddb/*.cpp]

Source/modules/encryptedmedia/MediaKeys.cpp

Index: Source/modules/encryptedmedia/MediaKeys.cpp
diff --git a/Source/modules/encryptedmedia/MediaKeys.cpp b/Source/modules/encryptedmedia/MediaKeys.cpp
index f8fb73c65f03fe3dc71916a79dc89d29b988a946..a12e1437535da3818a55a1035215dddfa0538645 100644
--- a/Source/modules/encryptedmedia/MediaKeys.cpp
+++ b/Source/modules/encryptedmedia/MediaKeys.cpp
@@ -129,7 +129,7 @@ void MediaKeysInitializer::timerFired(Timer<MediaKeysInitializer>*)
     Document* document = toDocument(executionContext());
     MediaKeysController* controller = MediaKeysController::from(document->page());
     // FIXME: make createContentDecryptionModule() asynchronous.
-    OwnPtr<blink::WebContentDecryptionModule> cdm = controller->createContentDecryptionModule(executionContext(), m_keySystem);
+    OwnPtr<WebContentDecryptionModule> cdm = controller->createContentDecryptionModule(executionContext(), m_keySystem);
 
     // 4.3 If cdm fails to load or initialize, reject promise with a new
     //     DOMException whose name is the appropriate error name and that
@@ -180,7 +180,7 @@ ScriptPromise MediaKeys::create(ScriptState* scriptState, const String& keySyste
     return MediaKeysInitializer::create(scriptState, keySystem);
 }
 
-MediaKeys::MediaKeys(ExecutionContext* context, const String& keySystem, PassOwnPtr<blink::WebContentDecryptionModule> cdm)
+MediaKeys::MediaKeys(ExecutionContext* context, const String& keySystem, PassOwnPtr<WebContentDecryptionModule> cdm)
     : ContextLifecycleObserver(context)
     , m_keySystem(keySystem)
     , m_cdm(cdm)
@@ -275,7 +275,7 @@ bool MediaKeys::isTypeSupported(const String& keySystem, const String& contentTy
     return isKeySystemSupportedWithContentType(keySystem, contentType);
 }
 
-blink::WebContentDecryptionModule* MediaKeys::contentDecryptionModule()
+WebContentDecryptionModule* MediaKeys::contentDecryptionModule()
 {
     return m_cdm.get();
 }
@@ -292,4 +292,4 @@ void MediaKeys::contextDestroyed()
     m_cdm.clear();
 }
 
-}
+} // namespace blink