Move blob-related code to platform/blob

Source/core/core.gypi

 {
     'variables': {
         'core_idl_files': [
             'css/CSS.idl',
             'css/CSSCharsetRule.idl',
             'css/CSSFontFaceLoadEvent.idl',
             'css/CSSFontFaceRule.idl',
             'css/CSSHostRule.idl',
             'css/CSSImportRule.idl',
             'css/CSSKeyframeRule.idl',
@@ skipping 944 matching lines @@
             'fetch/TextTrackResource.cpp',
             'fetch/TextTrackResource.h',
             'fetch/XSLStyleSheetResource.cpp',
             'fetch/XSLStyleSheetResource.h',
             'fetch/MemoryCache.cpp',
             'fetch/MemoryCache.h',
             'fileapi/Blob.cpp',
             'fileapi/Blob.h',
             'fileapi/BlobBuilder.cpp',
             'fileapi/BlobBuilder.h',
-            'fileapi/BlobRegistry.cpp',
-            'fileapi/BlobRegistry.h',
-            'fileapi/BlobURL.cpp',
-            'fileapi/BlobURL.h',
             'fileapi/File.cpp',
             'fileapi/File.h',
             'fileapi/FileError.cpp',
             'fileapi/FileError.h',
             'fileapi/FileList.cpp',
             'fileapi/FileList.h',
             'fileapi/FileReader.cpp',
             'fileapi/FileReader.h',
             'fileapi/FileReaderLoader.cpp',
             'fileapi/FileReaderLoader.h',
@@ skipping 2034 matching lines @@
             'platform/mediastream/RTCPeerConnectionHandlerClient.h',
             'platform/mediastream/RTCSessionDescriptionRequest.h',
             'platform/mediastream/RTCStatsRequest.h',
             'platform/mediastream/RTCVoidRequest.h',
             'platform/mock/GeolocationClientMock.cpp',
             'platform/mock/PlatformSpeechSynthesizerMock.cpp',
             'platform/mock/PlatformSpeechSynthesizerMock.h',
             'platform/mock/ScrollbarThemeMock.cpp',
             'platform/mock/ScrollbarThemeMock.h',
             'platform/mock/ScrollbarThemeOverlayMock.h',
-            'platform/network/BlobData.cpp',
-            'platform/network/BlobData.h',
             'platform/network/FormData.cpp',
             'platform/network/FormDataBuilder.cpp',
             'platform/network/FormDataBuilder.h',
             'platform/network/FormDataList.cpp',
             'platform/network/FormDataList.h',
             'platform/network/ResourceRequest.cpp',
             'platform/network/ResourceRequest.h',
             'platform/network/ResourceResponse.cpp',
             'platform/network/ResourceResponse.h',
             'platform/text/RegularExpression.cpp',
@@ skipping 519 matching lines @@
             'platform/chromium/support/WebScrollbarImpl.h',
             'platform/chromium/support/WebScrollbarThemeClientImpl.cpp',
             'platform/chromium/support/WebScrollbarThemeClientImpl.h',
             'platform/chromium/support/WebScrollbarThemeGeometryNative.cpp',
             'platform/chromium/support/WebScrollbarThemeGeometryNative.h',
             'platform/chromium/support/WebSourceInfo.cpp',
             'platform/chromium/support/WebSpeechSynthesisUtterance.cpp',
             'platform/chromium/support/WebSpeechSynthesisVoice.cpp',
             'platform/chromium/support/WebSpeechSynthesizerClientImpl.cpp',
             'platform/chromium/support/WebSpeechSynthesizerClientImpl.h',
-            'platform/chromium/support/WebThreadSafeData.cpp',
             'platform/chromium/support/WebTransformKeyframe.cpp',
             'platform/chromium/support/WebURLRequest.cpp',
             'platform/chromium/support/WebURLRequestPrivate.h',
             'platform/chromium/support/WebURLResponse.cpp',
             'platform/chromium/support/WebURLResponsePrivate.h',
             'platform/chromium/support/WrappedResourceRequest.h',
             'platform/chromium/support/WrappedResourceResponse.h',
         ],
         'core_unittest_files': [
             'animation/AnimatableColorTest.cpp',
@@ skipping 80 matching lines @@
                 'bison_exe': 'bison',
                 # We specify a preprocess so it happens locally and won't get
                 # distributed to goma.
                 # FIXME: /usr/bin/gcc won't exist on OSX forever. We want to
                 # use /usr/bin/clang once we require Xcode 4.x.
                 'preprocessor': '--preprocessor "/usr/bin/gcc -E -P -x c++"'
               }],
          ],
     }
 }