internal/gcimporter: moving byPath code location

Moves the location of byPath. This minimizes the difference with
$GOROOT/src/go/internal/gcimporter/gcimporter.go .

Change-Id: I6f6e0fe0f824781939346e0014a5604fde9e5c2e
Reviewed-on: https://go-review.googlesource.com/c/tools/+/633656
LUCI-TryBot-Result: Go LUCI <[email protected]>
Reviewed-by: Robert Findley <[email protected]>
Commit-Queue: Tim King <[email protected]>

Author: timothy-king

internal/gcimporter/gcimporter.go

@@ -252,9 +252,3 @@ func Import(fset *token.FileSet, packages map[string]*types.Package, path, srcDi
 		return nil, fmt.Errorf("unexpected export data with prefix %q for path %s", string(data[:l]), id)
 	}
 }
-
-type byPath []*types.Package
-
-func (a byPath) Len() int           { return len(a) }
-func (a byPath) Swap(i, j int)      { a[i], a[j] = a[j], a[i] }
-func (a byPath) Less(i, j int) bool { return a[i].Path() < a[j].Path() }

internal/gcimporter/iimport.go

@@ -1111,3 +1111,9 @@ func (r *importReader) byte() byte {
 	}
 	return x
 }
+
+type byPath []*types.Package
+
+func (a byPath) Len() int           { return len(a) }
+func (a byPath) Swap(i, j int)      { a[i], a[j] = a[j], a[i] }
+func (a byPath) Less(i, j int) bool { return a[i].Path() < a[j].Path() }