fix typos

Author: windayski

exec/testing/fake_exec.go

@@ -33,7 +33,7 @@ type FakeExec struct {
 	// and with the exact same arguments
 	ExactOrder bool
 	// DisableScripts removes the requirement that a slice of FakeCommandAction be
-	// propulated before calling Command(). This makes the fakeexec (and subsequent
+	// populated before calling Command(). This makes the fakeexec (and subsequent
 	// calls to Run() or CombinedOutput() always return success and there is no
 	// ability to set their output.
 	DisableScripts bool

path/file.go

@@ -30,7 +30,7 @@ const (
 	// the symlink exists.
 	CheckFollowSymlink LinkTreatment = iota
 
-	// CheckSymlinkOnly does not follow the symlink and verfies only that they
+	// CheckSymlinkOnly does not follow the symlink and verifies only that they
 	// symlink itself exists.
 	CheckSymlinkOnly
 )

third_party/forked/golang/reflect/deep_equal.go

@@ -234,7 +234,7 @@ func (e Equalities) deepValueEqual(v1, v2 reflect.Value, visited map[visit]bool,
 //
 // An empty slice *is* equal to a nil slice for our purposes; same for maps.
 //
-// Unexported field members cannot be compared and will cause an imformative panic; you must add an Equality
+// Unexported field members cannot be compared and will cause an informative panic; you must add an Equality
 // function for these types.
 func (e Equalities) DeepEqual(a1, a2 interface{}) bool {
 	if a1 == nil || a2 == nil {