From 5e62c59aad9dabb3b07e2330d2f8b937f48b93e8 Mon Sep 17 00:00:00 2001
From: Adriaan Moors <adriaan.moors@typesafe.com>
Date: Thu, 17 Jul 2014 11:44:43 +0200
Subject: Reduce Context iface: remove dead code.

---
 .../scala/tools/nsc/typechecker/Contexts.scala     | 37 ----------------------
 1 file changed, 37 deletions(-)

diff --git a/src/compiler/scala/tools/nsc/typechecker/Contexts.scala b/src/compiler/scala/tools/nsc/typechecker/Contexts.scala
index 6adf7ba5cc..8b53e8eeac 100644
--- a/src/compiler/scala/tools/nsc/typechecker/Contexts.scala
+++ b/src/compiler/scala/tools/nsc/typechecker/Contexts.scala
@@ -331,16 +331,6 @@ trait Contexts { self: Analyzer =>
     private var _reportBuffer: ReportBuffer = new ReportBuffer
     /** A buffer for errors and warnings, used with `this.bufferErrors == true` */
     def reportBuffer = _reportBuffer
-    /** Discard the current report buffer, and replace with an empty one */
-    def useFreshReportBuffer() = _reportBuffer = new ReportBuffer
-    /** Discard the current report buffer, and replace with `other` */
-    def restoreReportBuffer(other: ReportBuffer) = _reportBuffer = other
-
-    /** The first error, if any, in the report buffer */
-    def firstError: Option[AbsTypeError] = reportBuffer.firstError
-    def errors: Seq[AbsTypeError] = reportBuffer.errors
-    /** Does the report buffer contain any errors? */
-    def hasErrors = reportBuffer.hasErrors
 
     def reportErrors    = this(ReportErrors)
     def bufferErrors    = this(BufferErrors)
@@ -352,25 +342,6 @@ trait Contexts { self: Analyzer =>
     private def setThrowErrors(): Unit                    = this(ReportErrors | AmbiguousErrors | BufferErrors) = false
     private def setAmbiguousErrors(report: Boolean): Unit = this(AmbiguousErrors) = report
 
-    /** Append the given errors to the report buffer */
-    def updateBuffer(errors: Traversable[AbsTypeError]) = reportBuffer ++= errors
-    /** Clear all errors from the report buffer */
-    def flushBuffer() { reportBuffer.clearAllErrors() }
-    /** Return and clear all errors from the report buffer */
-    def flushAndReturnBuffer(): immutable.Seq[AbsTypeError] = {
-      val current = reportBuffer.errors
-      reportBuffer.clearAllErrors()
-      current
-    }
-
-    /** Issue and clear all warnings from the report buffer */
-    def flushAndIssueWarnings() {
-      reportBuffer.warnings foreach {
-        case (pos, msg) => reporter.warning(pos, msg)
-      }
-      reportBuffer.clearAllWarnings()
-    }
-
 
     /** Try inference twice, once without views and once with views,
      *  unless views are already disabled.
@@ -1329,14 +1300,6 @@ trait Contexts { self: Analyzer =>
       errorBuffer.clear()
       this
     }
-    def clearErrors(removeF: PartialFunction[AbsTypeError, Boolean]): this.type = {
-      errorBuffer.retain(!PartialFunction.cond(_)(removeF))
-      this
-    }
-    def retainErrors(leaveF: PartialFunction[AbsTypeError, Boolean]): this.type = {
-      errorBuffer.retain(PartialFunction.cond(_)(leaveF))
-      this
-    }
     def clearAllWarnings(): this.type = {
       warningBuffer.clear()
       this
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