Replaced PassRefPtr copies with moves in unit tests.

third_party/WebKit/Source/platform/image-decoders/FastSharedBufferReaderTest.cpp

 /*
  * Copyright (C) 2015 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 48 matching lines @@
 
 PassRefPtr<SegmentReader> copyToDataSegmentReader(
     PassRefPtr<SegmentReader> input) {
   return SegmentReader::createFromSkData(input->getAsSkData());
 }
 
 struct SegmentReaders {
   RefPtr<SegmentReader> segmentReaders[3];
 
   SegmentReaders(PassRefPtr<SharedBuffer> input) {
-    segmentReaders[0] = SegmentReader::createFromSharedBuffer(input);
+    segmentReaders[0] = SegmentReader::createFromSharedBuffer(std::move(input));
     segmentReaders[1] = copyToROBufferSegmentReader(segmentReaders[0]);
     segmentReaders[2] = copyToDataSegmentReader(segmentReaders[0]);
   }
 };
 
 }  // namespace
 
 TEST(FastSharedBufferReaderTest, nonSequentialReads) {
   char referenceData[kDefaultTestSize];
   prepareReferenceData(referenceData, sizeof(referenceData));
@@ skipping 151 matching lines @@
     ASSERT_NE(length, lastLength);
     lastLength = length;
 
     ASSERT_FALSE(memcmp(segment, referenceData + position, length));
     position += length;
   }
   EXPECT_EQ(position, dataSize);
 }
 
 }  // namespace blink