Drop deprecations: text and system

Fix import in testData
Fix testData: replace removed method.

libraries/stdlib/src/kotlin/text/StringBuilder.kt

@@ -3,12 +3,6 @@
 
 package kotlin.text
 
-/**
- * Builds newly created StringBuilder using provided body.
- */
-@Deprecated("Use StringBuilder().apply { body } or use buildString { body } if you need String as a result.", ReplaceWith("StringBuilder().apply(body)"))
-public inline fun StringBuilder(body: StringBuilder.() -> Unit): StringBuilder = StringBuilder().apply(body)
-
 /**
  * Builds new string by populating newly created [StringBuilder] using provided [builderAction] and then converting it to [String].
  */

libraries/stdlib/src/kotlin/text/StringsJVM.kt

@@ -290,17 +290,6 @@ public fun String.contentEquals(charSequence: CharSequence): Boolean = (this as
  */
 public fun String.contentEquals(stringBuilder: StringBuffer): Boolean = (this as java.lang.String).contentEquals(stringBuilder)
 
-/**
- * Copies the characters from a substring of this string into the specified character array.
- * @param srcBegin the start offset (inclusive) of the substring to copy.
- * @param srcEnd the end offset (exclusive) of the substring to copy.
- * @param dst the array to copy to.
- * @param dstBegin the position in the array to copy to.
- */
-@Deprecated("Use toCharArray() instead.", ReplaceWith("toCharArray(dst, dstBegin, srcBegin, srcEnd)"))
-public fun String.getChars(srcBegin: Int, srcEnd: Int, dst: CharArray, dstBegin: Int): Unit = (this as java.lang.String).getChars(srcBegin, srcEnd, dst, dstBegin)
-
-
 /**
  * Returns a canonical representation for this string object.
  */
@@ -394,21 +383,6 @@ public fun String.toFloat(): Float = java.lang.Float.parseFloat(this)
  */
 public fun String.toDouble(): Double = java.lang.Double.parseDouble(this)
 
-/**
- * Returns the list of all characters in this string.
- */
-@Deprecated("Use toList() instead.", ReplaceWith("toList()"))
-public fun String.toCharList(): List<Char> = toCharArray().toList()
-
-/**
- * Returns a subsequence of this char sequence.
- *
- * @param start the start index (inclusive).
- * @param end the end index (exclusive).
- */
-@Deprecated("Use subSequence(start, end) instead.", ReplaceWith("subSequence(start, end)"))
-public operator fun CharSequence.get(start: Int, end: Int): CharSequence = subSequence(start, end)
-
 /**
  * Encodes the contents of this string using the specified character set and returns the resulting byte array.
  */

libraries/stdlib/src/kotlin/text/regex/RegexJVM.kt

@@ -111,18 +111,12 @@ public class Regex internal constructor(private val nativePattern: Pattern) {
     /** The set of options that were used to create this regular expression.  */
     public val options: Set<RegexOption> = fromInt(nativePattern.flags())
 
-    @Deprecated("To get the Matcher from java.util.regex.Pattern use toPattern to convert string to Pattern, or migrate to Regex API", ReplaceWith("toPattern().matcher(input)"), DeprecationLevel.ERROR)
-    public fun matcher(input: CharSequence): Matcher = nativePattern.matcher(input)
-
     /** Indicates whether the regular expression matches the entire [input]. */
     public fun matches(input: CharSequence): Boolean = nativePattern.matcher(input).matches()
 
     /** Indicates whether the regular expression can find at least one match in the specified [input]. */
     public fun containsMatchIn(input: CharSequence): Boolean = nativePattern.matcher(input).find()
 
-    @Deprecated("Use containsMatchIn() or 'in' operator instead.", ReplaceWith("this in input"), DeprecationLevel.ERROR)
-    public fun hasMatch(input: CharSequence): Boolean = containsMatchIn(input)
-
     /**
      * Returns the first match of a regular expression in the [input], beginning at the specified [startIndex].
      *
@@ -131,17 +125,11 @@ public class Regex internal constructor(private val nativePattern: Pattern) {
      */
     public fun find(input: CharSequence, startIndex: Int = 0): MatchResult? = nativePattern.matcher(input).findNext(startIndex, input)
 
-    @Deprecated("Use find() instead.", ReplaceWith("find(input, startIndex)"), DeprecationLevel.ERROR)
-    public fun match(input: CharSequence, startIndex: Int = 0): MatchResult? = find(input, startIndex)
-
     /**
      * Returns a sequence of all occurrences of a regular expression within the [input] string, beginning at the specified [startIndex].
      */
     public fun findAll(input: CharSequence, startIndex: Int = 0): Sequence<MatchResult> = generateSequence({ find(input, startIndex) }, { match -> match.next() })
 
-    @Deprecated("Use findAll() instead.", ReplaceWith("findAll(input, startIndex)"), DeprecationLevel.ERROR)
-    public fun matchAll(input: CharSequence, startIndex: Int = 0): Sequence<MatchResult> = findAll(input, startIndex)
-
     /**
      * Attempts to match the entire [input] CharSequence against the pattern.
      *

libraries/stdlib/src/kotlin/util/SystemJVM.kt

@@ -1,22 +0,0 @@
-@file:kotlin.jvm.JvmName("TimingUtilsKt")
-package kotlin.util
-
-/**
- * Executes the given block and returns elapsed time in milliseconds.
- */
-@Deprecated("Use measureTimeMillis from kotlin.system instead.", ReplaceWith("kotlin.system.measureTimeMillis(block)", "kotlin.system"))
-public fun measureTimeMillis(block: () -> Unit) : Long {
-    val start = System.currentTimeMillis()
-    block()
-    return System.currentTimeMillis() - start
-}
-
-/**
- * Executes the given block and returns elapsed time in nanoseconds.
- */
-@Deprecated("Use measureTimeNano from kotlin.system instead.", ReplaceWith("kotlin.system.measureTimeNano(block)", "kotlin.system"))
-public fun measureTimeNano(block: () -> Unit) : Long {
-    val start = System.nanoTime()
-    block()
-    return System.nanoTime() - start
-}