supersize: Track symbol aliases and shared symbols

tools/binary_size/libsupersize/testdata/ActualDiff.golden

Index: tools/binary_size/libsupersize/testdata/ActualDiff.golden
diff --git a/tools/binary_size/libsupersize/testdata/ActualDiff.golden b/tools/binary_size/libsupersize/testdata/ActualDiff.golden
deleted file mode 100644
index c3c0d6aa42222d2a7daa27340472dcf2c9759a47..0000000000000000000000000000000000000000
--- a/tools/binary_size/libsupersize/testdata/ActualDiff.golden
+++ /dev/null
@@ -1,183 +0,0 @@
-Common Metadata:
-    baz=yes
-    foo=1
-Old Metadata:
-    bar=[1, 2, 3]
-New Metadata:
-    bar=[1, 3]
-
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-
-2 symbols added (+), 1 changed (~), 3 removed (-), 32 unchanged (=)
-1 object files added, 0 removed
-Added files:
-  third_party/ffmpeg/libffmpeg_internal.a/fft_fixed.o
-
-Showing 38 symbols with total size: 10 bytes
-.text=10 bytes   .rodata=0 bytes    other=0 bytes    total=10 bytes
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-First columns are: running total, type, size
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-               flags={startup}  name=_GLOBAL__sub_I_page_allocator.cc
-=       10 r@0x284e364  size=0  padding=0  size_without_padding=0
-               source_path=base/page_allocator.cc 	object_path=base/base/page_allocator.o
-=       10 r@Group      size=0  padding=0  size_without_padding=0  count=2
-               source_path= 	object_path=
-               flags={}  name=** merge strings
-=       10 t@Group      size=0  padding=0  size_without_padding=0  count=2
-               source_path=None 	object_path=None
-               flags={}  name=** symbol gaps
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-               source_path= 	object_path=third_party/gvr-android-sdk/libgvr_shim_static_arm.a/libcontroller_api_impl.a_controller_api_impl.o
-               flags={}  name=.Lswitch.table.45
-=       10 d@0x2c176f0  size=0  padding=0  size_without_padding=0
-               source_path=third_party/icu/ucnv_ext.c 	object_path=third_party/icu/icuuc/ucnv_ext.o
-               flags={}  name=ChromeMainDelegate [vtable]
-=       10 d@0x2cd8500  size=0  padding=0  size_without_padding=0
-               source_path=third_party/paint.cc 	object_path=third_party/WebKit.a/PaintChunker.o
-               flags={}  name=ChromeMainDelegateAndroid [vtable]
-=       10 r@0x284e370  size=0  padding=0  size_without_padding=0
-               source_path=base/page_allocator.cc 	object_path=base/base/page_allocator.o
-               flags={}  name=Name
-=       10 t@0x28f1c8   size=0  padding=0  size_without_padding=0
-               source_path=third_party/icu/ucnv_ext.c 	object_path=third_party/icu/icuuc/ucnv_ext.o
-               flags={startup}  name=_GLOBAL__sub_I_SkDeviceProfile.cpp
-=       10 t@0x28d910   size=0  padding=0  size_without_padding=0
-               source_path=base/page_allocator.cc 	object_path=base/base/page_allocator.o
-               flags={startup}  name=_GLOBAL__sub_I_bbr_sender.cc
-=       10 t@0x28d948   size=0  padding=0  size_without_padding=0
-               source_path=base/page_allocator.cc 	object_path=base/base/page_allocator.o
-               flags={startup}  name=_GLOBAL__sub_I_pacing_sender.cc
-=       10 d@0x2de70a4  size=0  padding=0  size_without_padding=0
-               source_path=third_party/container.c 	object_path=third_party/WebKit.a/ContiguousContainer.o
-               flags={anon,rel.loc}  name=base::android::g_library_version_number
-=       10 d@0x2de70a0  size=0  padding=0  size_without_padding=0
-               source_path=third_party/container.c 	object_path=third_party/WebKit.a/ContiguousContainer.o
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-               source_path=third_party/paint.cc 	object_path=third_party/WebKit.a/PaintChunker.o
-               flags={anon}  name=blink::CSSValueKeywordsHash::findValueImpl::value_word_list
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-               source_path=third_party/container.c 	object_path=third_party/WebKit.a/ContiguousContainer.o
-               flags={}  name=blink::ContiguousContainerBase::ContiguousContainerBase
-                          full_name=blink::ContiguousContainerBase::ContiguousContainerBase(blink::ContiguousContainerBase&&)
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-               source_path=third_party/paint.cc 	object_path=third_party/WebKit.a/PaintChunker.o
-               flags={}  name=blink::ContiguousContainerBase::shrinkToFit
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-               source_path=third_party/paint.cc 	object_path=third_party/WebKit.a/PaintChunker.o
-               flags={}  name=blink::ContiguousContainerBase::shrinkToFit [clone .part.1234] [clone .isra.2]
-                          full_name=blink::ContiguousContainerBase::shrinkToFit() [clone .part.1234] [clone .isra.2]
-=       10 t@0x2a1000   size=0  padding=0  size_without_padding=0
-               source_path=third_party/container.c 	object_path=third_party/WebKit.a/ContiguousContainer.o
-               flags={anon}  name=blink::PaintChunker::releasePaintChunks [clone .part.1]
-                          full_name=blink::PaintChunker::releasePaintChunks() [clone .part.1]
-=       10 d@0x2c17740  size=0  padding=0  size_without_padding=0
-               source_path=third_party/container.c 	object_path=third_party/WebKit.a/ContiguousContainer.o
-               flags={}  name=chrome::mojom::FieldTrialRecorderProxy [vtable]
-=       10 d@0x2c17728  size=0  padding=0  size_without_padding=0
-               source_path=third_party/icu/ucnv_ext.c 	object_path=third_party/icu/icuuc/ucnv_ext.o
-               flags={}  name=chrome::mojom::FieldTrialRecorderRequestValidator [vtable]
-=       10 r@0x284e398  size=0  padding=0  size_without_padding=0
-               source_path=third_party/container.c 	object_path=third_party/WebKit.a/ContiguousContainer.o
-               flags={}  name=chrome::mojom::FilePatcher::Name_
-=       10 t@0x28d964   size=0  padding=0  size_without_padding=0
-               source_path=base/page_allocator.cc 	object_path=base/base/page_allocator.o
-               flags={}  name=extFromUUseMapping
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-=       10 t@0x28d98a   size=0  padding=0  size_without_padding=0
-               source_path=base/page_allocator.cc 	object_path=base/base/page_allocator.o
-               flags={}  name=extFromUUseMapping
-                          full_name=extFromUUseMapping(aj, int)
-=       10 t@0x28f1e0   size=0  padding=0  size_without_padding=0
-               source_path=third_party/icu/ucnv_ext.c 	object_path=third_party/icu/icuuc/ucnv_ext.o
-               flags={unlikely}  name=foo_bar
-=       10 d@0x2de7000  size=0  padding=0  size_without_padding=0
-               source_path=base/page_allocator.cc 	object_path=base/base/page_allocator.o
-               flags={}  name=google::protobuf::internal::pLinuxKernelCmpxchg
-=       10 d@0x2de7004  size=0  padding=0  size_without_padding=0
-               source_path=third_party/container.c 	object_path=third_party/WebKit.a/ContiguousContainer.o
-               flags={}  name=google::protobuf::internal::pLinuxKernelMemoryBarrier
-=       10 r@0x28f3450  size=0  padding=0  size_without_padding=0
-               source_path=third_party/paint.cc 	object_path=third_party/WebKit.a/PaintChunker.o
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-               source_path=base/page_allocator.cc 	object_path=base/base/page_allocator.o
-               flags={}  name=kMethodsAnimationFrameTimeHistogram
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-               source_path= 	object_path=third_party/gvr-android-sdk/libgvr_shim_static_arm.a/libport_android_jni.a_jni_utils.o
-               flags={anon}  name=kSystemClassPrefixes
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-               source_path=base/page_allocator.cc 	object_path=base/base/page_allocator.o
-               flags={}  name=mojo::MessageReceiver [vtable]
-=       10 t@0x28f000   size=0  padding=0  size_without_padding=0
-               source_path=third_party/icu/ucnv_ext.c 	object_path=third_party/icu/icuuc/ucnv_ext.o
-               flags={}  name=ucnv_extMatchFromU
-                          full_name=ucnv_extMatchFromU(int const*, int, unsigned short const*, int, unsigned short const*, int, unsigned int*, signed char, signed char)
-+       10 b@0x0        size=262144  padding=0  size_without_padding=262144
-               source_path=third_party/fft_float.cc 	object_path=third_party/ffmpeg/libffmpeg_internal.a/fft_float.o
-               flags={}  name=ff_cos_131072
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-               source_path=third_party/fft_fixed.cc 	object_path=third_party/ffmpeg/libffmpeg_internal.a/fft_fixed.o
-               flags={}  name=ff_cos_131072_fixed
--       10 b@0x2dffe80  size=-200  padding=-196  size_without_padding=-4
-               source_path=third_party/icu/ucnv_ext.c 	object_path=third_party/icu/icuuc/ucnv_ext.o
-               flags={}  name=SaveHistogram::atomic_histogram_pointer
-                          full_name=SaveHistogram(_JNIEnv*, base::android::JavaParamRef<_jobject*> const&, base::android::JavaParamRef<_jstring*> const&, base::android::JavaParamRef<_jlongArray*> const&, int)::atomic_histogram_pointer
--       10 b@0x2dffda0  size=-28  padding=0  size_without_padding=-28
-               source_path=third_party/icu/ucnv_ext.c 	object_path=third_party/icu/icuuc/ucnv_ext.o
-               flags={}  name=g_chrome_content_browser_client
--       10 b@0x2dffe84  size=-4  padding=0  size_without_padding=-4
-               source_path=third_party/icu/ucnv_ext.c 	object_path=third_party/icu/icuuc/ucnv_ext.o
-               flags={anon}  name=g_AnimationFrameTimeHistogram_clazz
-=       10 b@0x0        size=0  padding=0  size_without_padding=0
-               source_path=third_party/fft_float.cc 	object_path=third_party/ffmpeg/libffmpeg_internal.a/fft_float.o
-               flags={}  name=ff_cos_65536