Fix double running of link command for .so files

Some code got copy/pasted, likely due to merge conflicts:
3ed7301e

Bug: None
Change-Id: Iffc859412b65c44c3252dc9f509e9754dac1b7a4
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2410344
Auto-Submit: Andrew Grieve <agrieve@chromium.org>
Commit-Queue: Peter Wen <wnwen@chromium.org>
Reviewed-by: Peter Wen <wnwen@chromium.org>
Cr-Commit-Position: refs/heads/master@{#807069}

build/toolchain/gcc_solink_wrapper.py

@@ -124,15 +124,6 @@ def main():
   collect_inputs_only = InterceptFlag('--collect-inputs-only', args.command)
   generate_dwp = InterceptFlag('--generate-dwp', args.command)
 
-  # First, run the actual link.
-  command = wrapper_utils.CommandToRun(args.command)
-  result = wrapper_utils.RunLinkWithOptionalMapFile(command,
-                                                    env=fast_env,
-                                                    map_file=args.map_file)
-
-  if result != 0:
-    return result
-
   # If only linking, we are likely generating a partitioned .so that will be
   # split apart later. In that case:
   #