Remove backends.

compiler/java/com/google/dart/compiler/metrics/CompilerMetrics.java

Index: compiler/java/com/google/dart/compiler/metrics/CompilerMetrics.java
diff --git a/compiler/java/com/google/dart/compiler/metrics/CompilerMetrics.java b/compiler/java/com/google/dart/compiler/metrics/CompilerMetrics.java
index 161cbccc7cd256fb25ef444a6ebb26df9167f076..3f7d9380f6c6b32e2538b37364d13ddfb0d086ee 100644
--- a/compiler/java/com/google/dart/compiler/metrics/CompilerMetrics.java
+++ b/compiler/java/com/google/dart/compiler/metrics/CompilerMetrics.java
@@ -46,10 +46,6 @@ public final class CompilerMetrics {
   private long nanoParseWallTime = 0;
   private AtomicLong nanoTotalParseTime = new AtomicLong();
   private long nativeLibCharCount;
-  private long packageAppTime = 0L;
-  private long packageAppTimeStart = 0L;
-  // JavascriptBackend Data
-  private long totalJsOutputCharCount;
 
   // Parser metrics
   private AtomicLong unitsParsed = new AtomicLong();
@@ -85,10 +81,6 @@ public final class CompilerMetrics {
     compileLibrariesTime = System.currentTimeMillis() - compileLibrariesTimeStart;
   }
 
-  public void endPackageAppTime() {
-    packageAppTime = System.currentTimeMillis() - packageAppTimeStart;
-  }
-
   public void endUpdateAndResolveTime() {
     updateAndResolveTime = System.currentTimeMillis() - updateAndResolveTimeStart;
   }
@@ -101,10 +93,6 @@ public final class CompilerMetrics {
     return nativeLibCharCount;
   }
 
-  public long getJSOutputCharSize() {
-    return totalJsOutputCharCount;
-  }
-
   public double getLinesPerMS() {
     return getNumLinesParsed() / getTotalCompilationTime();
   }
@@ -133,10 +121,6 @@ public final class CompilerMetrics {
     return unitsParsed.get();
   }
 
-  public long getPackageAppTime() {
-    return packageAppTime;
-  }
-
   public double getParseTime() {
     return nanoToMillis(nanoTotalParseTime.get());
   }
@@ -152,20 +136,6 @@ public final class CompilerMetrics {
   public double getPercentTimeParsing() {
     return getParseTime() / getTotalCompilationTime();
   }
-
-  public double getRatioOutputToInput() {
-    if (getNumCharsParsed() == 0) {
-      return 0;
-    }
-    return getJSOutputCharSize() / getNumCharsParsed();
-  }
-
-  public double getRatioOutputToInputExcludingComments() {
-    if (getNumNonCommentChars() == 0) {
-      return 0;
-    }
-    return getJSOutputCharSize() / getNumNonCommentChars();
-  }
   
   public double getTimeSpentPerUnit() {
     if (getNumUnitsParsed() == 0) {
@@ -182,26 +152,10 @@ public final class CompilerMetrics {
     return updateAndResolveTime;
   }
   
-  /**
-   * Records that the application was packaged to JS.
-   *
-   * @param totalJsOutputCharSize number of characts of JS output produced
-   * @param nativeLibCharCount number of characters of JS output consumed by native JS libs or -1 if
-   *          the backend did not record this information
-   */
-  public void packagedJsApplication(long totalJsOutputCharSize, long nativeLibCharCount) {
-    this.totalJsOutputCharCount = totalJsOutputCharSize;
-    this.nativeLibCharCount = nativeLibCharCount;
-  }
-  
   public void startCompileLibrariesTime() {
     compileLibrariesTimeStart = System.currentTimeMillis();
   }
   
-  public void startPackageAppTime() {
-    packageAppTimeStart = System.currentTimeMillis();
-  }
-  
   public void startUpdateAndResolveTime() {
     updateAndResolveTimeStart = System.currentTimeMillis();
   }
@@ -226,7 +180,6 @@ public final class CompilerMetrics {
     out.format("Compile-time-total-ms          : %1$.2f%n", getTotalCompilationTime());
     out.format("# Update-and-resolve-time-ms     : %d\n", getUpdateAndResolveTime());
     out.format("# Compile-libraries-time-ms      : %d\n", getCompileLibrariesTime());
-    out.format("# Package-app-time-ms            : %d\n", getPackageAppTime());
     out.println("# Compile-time-unit-average-ms  : " + getTimeSpentPerUnit());
     out.format("# Parse-wall-time-ms             : %1$.2f%n", getParseWallTime());
     out.format("# Parse-time-ms                  : %1$.2f%n", getParseTime());
@@ -235,13 +188,10 @@ public final class CompilerMetrics {
     out.println("# Parsed-src-lines               : " + getNumLinesParsed());
     out.println("# Parsed-code-chars              : " + getNumNonCommentChars());
     out.println("# Parsed-code-lines              : " + getNumNonCommentLines());
-    out.println("# Output-js-chars                : " + getJSOutputCharSize());
     double jsNativeLibCharSize = (getJSNativeLibCharSize() == -1) ? 0 : getJSNativeLibCharSize();
     out.println("# Output-js-native-lib-chars     : " + jsNativeLibCharSize );
     out.println("# Processed-total-lines-ms       : " + getLinesPerMS());
     out.println("# Processed-code-lines-ms        : " + getNonCommentLinesPerMS());
-    out.println("# Ratio-output-intput-total      : " + getRatioOutputToInput());
-    out.println("# Ratio-output-intput-code       : " + getRatioOutputToInputExcludingComments());
     out.println("# Ratio-parsing-compile-percent  : " + getPercentTimeParsing() * 100);
   }
 }