Remove loop unrolling code in UpdateYUVComponentSizes.

third_party/WebKit/Source/platform/graphics/ImageFrameGenerator.cpp

Index: third_party/WebKit/Source/platform/graphics/ImageFrameGenerator.cpp
diff --git a/third_party/WebKit/Source/platform/graphics/ImageFrameGenerator.cpp b/third_party/WebKit/Source/platform/graphics/ImageFrameGenerator.cpp
index 034144fedea8f1aadc1f303bd57753a209462abf..047c1349f9b912c96de7e1e899e254111f09462a 100644
--- a/third_party/WebKit/Source/platform/graphics/ImageFrameGenerator.cpp
+++ b/third_party/WebKit/Source/platform/graphics/ImageFrameGenerator.cpp
@@ -101,15 +101,12 @@ static bool UpdateYUVComponentSizes(ImageDecoder* decoder,
   if (!decoder->CanDecodeToYUV())
     return false;
 
-  IntSize size = decoder->DecodedYUVSize(0);
-  component_sizes[0].set(size.Width(), size.Height());
-  component_width_bytes[0] = decoder->DecodedYUVWidthBytes(0);
-  size = decoder->DecodedYUVSize(1);
-  component_sizes[1].set(size.Width(), size.Height());
-  component_width_bytes[1] = decoder->DecodedYUVWidthBytes(1);
-  size = decoder->DecodedYUVSize(2);
-  component_sizes[2].set(size.Width(), size.Height());
-  component_width_bytes[2] = decoder->DecodedYUVWidthBytes(2);
+  for (int i = 0; i < 3; ++i) {

[Srirama, 2017/05/22 13:29:30]

Suggestion: may be use componentIndex or some other better name instead of 'i'.

+    IntSize size = decoder->DecodedYUVSize(i);
+    component_sizes[i].set(size.Width(), size.Height());
+    component_width_bytes[i] = decoder->DecodedYUVWidthBytes(i);
+  }
+
   return true;
 }