Remove Float32ImageData and update ImageData for color management

third_party/WebKit/Source/core/frame/ImageBitmapTest.cpp

Index: third_party/WebKit/Source/core/frame/ImageBitmapTest.cpp
diff --git a/third_party/WebKit/Source/core/frame/ImageBitmapTest.cpp b/third_party/WebKit/Source/core/frame/ImageBitmapTest.cpp
index 10ba5636582d28d2b28117b5087fe87a6c031829..63db6b16dd6b52614460484ee3cbfb7791519464 100644
--- a/third_party/WebKit/Source/core/frame/ImageBitmapTest.cpp
+++ b/third_party/WebKit/Source/core/frame/ImageBitmapTest.cpp
@@ -490,8 +490,7 @@ TEST_F(ImageBitmapTest, ImageBitmapColorSpaceConversionStaticBitmapImage) {
 TEST_F(ImageBitmapTest, ImageBitmapColorSpaceConversionImageData) {
   unsigned char dataBuffer[4] = {255, 0, 0, 255};
   DOMUint8ClampedArray* data = DOMUint8ClampedArray::create(dataBuffer, 4);
-  ImageData* imageData =
-      ImageData::create(IntSize(1, 1), data, kLegacyImageDataColorSpaceName);
+  ImageData* imageData = ImageData::create(IntSize(1, 1), data);
   std::unique_ptr<uint8_t[]> srcPixel(new uint8_t[4]());
   memcpy(srcPixel.get(), imageData->data()->data(), 4);