Remove redefinitions of ExceptionCode.

R=haraken
BUG=
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:linux_optional_gpu_tests_rel;master.tryserver.chromium.mac:mac_optional_gpu_tests_rel;master.tryserver.chromium.win:win_optional_gpu_tests_rel

Review-Url: https://codereview.chromium.org/2625053002
Cr-Commit-Position: refs/heads/master@{#442878}

third_party/WebKit/Source/core/dom/DOMException.h

@@ -31,14 +31,13 @@
 
 #include "bindings/core/v8/ScriptWrappable.h"
 #include "core/CoreExport.h"
+#include "core/dom/ExceptionCode.h"
 #include "platform/heap/Handle.h"
 #include "wtf/Forward.h"
 #include "wtf/text/WTFString.h"
 
 namespace blink {
 
-typedef int ExceptionCode;
-
 class CORE_EXPORT DOMException final
     : public GarbageCollectedFinalized<DOMException>,
       public ScriptWrappable {

third_party/WebKit/Source/core/frame/Navigator.h

@@ -35,8 +35,6 @@ namespace blink {
 
 class LocalFrame;
 
-typedef int ExceptionCode;
-
 class CORE_EXPORT Navigator final : public GarbageCollected<Navigator>,
                                     public NavigatorCPU,
                                     public NavigatorID,

third_party/WebKit/Source/core/html/ClassList.h

@@ -36,8 +36,6 @@ namespace blink {
 
 class Element;
 
-typedef int ExceptionCode;
-
 class ClassList final : public DOMTokenList {
  public:
   static ClassList* create(Element* element) { return new ClassList(element); }

third_party/WebKit/Source/core/xmlhttprequest/XMLHttpRequest.h

@@ -28,6 +28,7 @@
 #include "bindings/core/v8/ScriptWrappable.h"
 #include "bindings/core/v8/TraceWrapperMember.h"
 #include "core/dom/DocumentParserClient.h"
+#include "core/dom/ExceptionCode.h"
 #include "core/dom/SuspendableObject.h"
 #include "core/loader/ThreadableLoaderClient.h"
 #include "core/xmlhttprequest/XMLHttpRequestEventTarget.h"
@@ -42,7 +43,6 @@
 #include "wtf/PassRefPtr.h"
 #include "wtf/RefPtr.h"
 #include "wtf/text/AtomicString.h"
-#include "wtf/text/StringBuilder.h"
 #include "wtf/text/WTFString.h"
 #include <memory>
 
@@ -65,8 +65,6 @@ class ThreadableLoader;
 class WebDataConsumerHandle;
 class XMLHttpRequestUpload;
 
-typedef int ExceptionCode;
-
 class XMLHttpRequest final : public XMLHttpRequestEventTarget,
                              private ThreadableLoaderClient,
                              public DocumentParserClient,

third_party/WebKit/Source/modules/quota/StorageErrorCallback.h

@@ -31,6 +31,7 @@
 #ifndef StorageErrorCallback_h
 #define StorageErrorCallback_h
 
+#include "core/dom/ExceptionCode.h"
 #include "core/dom/ExecutionContext.h"
 #include "core/dom/ExecutionContextTask.h"
 #include "modules/ModulesExport.h"
@@ -41,8 +42,6 @@ namespace blink {
 
 class DOMError;
 
-typedef int ExceptionCode;
-
 class StorageErrorCallback
     : public GarbageCollectedFinalized<StorageErrorCallback> {
  public:

third_party/WebKit/Source/modules/webgl/WebGLContextGroup.h

@@ -34,8 +34,6 @@
 
 namespace blink {
 
-typedef int ExceptionCode;
-
 class WebGLContextGroup final : public GarbageCollected<WebGLContextGroup>,
                                 public TraceWrapperBase {
   WTF_MAKE_NONCOPYABLE(WebGLContextGroup);