Update coverage documentation. Prepare for open sourcing CoverageCommand.

Progress on #1118.

--
MOS_MIGRATED_REVID=140121703
diff --git a/src/main/java/com/google/devtools/build/lib/analysis/config/BuildConfiguration.java b/src/main/java/com/google/devtools/build/lib/analysis/config/BuildConfiguration.java
index 1abd5fc..d96f609 100644
--- a/src/main/java/com/google/devtools/build/lib/analysis/config/BuildConfiguration.java
+++ b/src/main/java/com/google/devtools/build/lib/analysis/config/BuildConfiguration.java
@@ -505,9 +505,8 @@
         help = "Stamp binaries with the date, username, hostname, workspace information, etc.")
     public boolean stampBinaries;
 
-    // TODO(bazel-team): delete from OSS tree
-    // This default value is always overwritten in the case of "blaze coverage" by
-    // CoverageCommand.setDefaultInstrumentationFilter()
+    // This default value is always overwritten in the case of "bazel coverage" by
+    // CoverageCommand.setDefaultInstrumentationFilter().
     @Option(name = "instrumentation_filter",
         converter = RegexFilter.RegexFilterConverter.class,
         defaultValue = "-/javatests[/:]",
diff --git a/src/main/java/com/google/devtools/build/lib/rules/test/CoverageReportActionFactory.java b/src/main/java/com/google/devtools/build/lib/rules/test/CoverageReportActionFactory.java
index 621b352..0cd02d2 100644
--- a/src/main/java/com/google/devtools/build/lib/rules/test/CoverageReportActionFactory.java
+++ b/src/main/java/com/google/devtools/build/lib/rules/test/CoverageReportActionFactory.java
@@ -23,25 +23,19 @@
 import com.google.devtools.build.lib.analysis.BlazeDirectories;
 import com.google.devtools.build.lib.analysis.ConfiguredTarget;
 import com.google.devtools.build.lib.events.EventHandler;
-
 import java.util.Collection;
-
 import javax.annotation.Nullable;
 
 /**
  * A factory class to create coverage report actions.
  */
 public interface CoverageReportActionFactory {
-
   /**
-   * Wraps the necessary actions to get a coverage report as well as the final
-   * output artifacts.
-   * The lcovWriteAction creates a file containing a set of lcov files.
-   * This file is used as an input artifact for coverageReportAction.
-   * We are only interested about the output artifacts from
+   * Wraps the necessary actions to get a coverage report as well as the final output artifacts.
+   * The lcovWriteAction creates a file containing a set of lcov files. This file is used as an
+   * input artifact for coverageReportAction. We are only interested about the output artifacts from
    * coverageReportAction.
    */
-
   public static final class CoverageReportActionsWrapper {
     private final ActionAnalysisMetadata lcovWriteAction;
     private final ActionAnalysisMetadata coverageReportAction;