WebView: use proper javadocs

Javadocs need to start with "/**", not "/*". This can unexpectedly
trigger a presubmit failure if someone changes something else in these
methods.

This also fixes an import-order presubmit error.

Bug: 65553544
Test: make -j30 docs (no visible change)
Change-Id: I1bc8ef479e3dc9378e58904d0b317c4775117390
diff --git a/core/java/android/webkit/FindActionModeCallback.java b/core/java/android/webkit/FindActionModeCallback.java
index 6a8c256..e011d51 100644
--- a/core/java/android/webkit/FindActionModeCallback.java
+++ b/core/java/android/webkit/FindActionModeCallback.java
@@ -70,7 +70,7 @@
         mActionMode.finish();
     }
 
-    /*
+    /**
      * Place text in the text field so it can be searched for.  Need to press
      * the find next or find previous button to find all of the matches.
      */
@@ -110,7 +110,7 @@
         }
     }
 
-    /*
+    /**
      * Move the highlight to the next match.
      * @param next If {@code true}, find the next match further down in the document.
      *             If {@code false}, find the previous match, up in the document.
@@ -133,7 +133,7 @@
         updateMatchesString();
     }
 
-    /*
+    /**
      * Highlight all the instances of the string from mEditText in mWebView.
      */
     public void findAll() {
@@ -172,7 +172,7 @@
         }
     }
 
-    /*
+    /**
      * Update the string which tells the user how many matches were found, and
      * which match is currently highlighted.
      */
diff --git a/core/java/android/webkit/Plugin.java b/core/java/android/webkit/Plugin.java
index 072e02a..29a5edc 100644
--- a/core/java/android/webkit/Plugin.java
+++ b/core/java/android/webkit/Plugin.java
@@ -16,12 +16,12 @@
 
 package android.webkit;
 
-import com.android.internal.R;
-
 import android.app.AlertDialog;
 import android.content.Context;
 import android.content.DialogInterface;
 
+import com.android.internal.R;
+
 /**
  * Represents a plugin (Java equivalent of the PluginPackageAndroid
  * C++ class in libs/WebKitLib/WebKit/WebCore/plugins/android/)
@@ -32,13 +32,13 @@
  */
 @Deprecated
 public class Plugin {
-    /*
+    /**
      * @hide
      * @deprecated This interface was intended to be used by Gears. Since Gears was
      * deprecated, so is this class.
      */
     public interface PreferencesClickHandler {
-        /*
+        /**
          * @hide
          * @deprecated This interface was intended to be used by Gears. Since Gears was
          * deprecated, so is this class.
diff --git a/core/java/android/webkit/URLUtil.java b/core/java/android/webkit/URLUtil.java
index 1956df3..c2f121a 100644
--- a/core/java/android/webkit/URLUtil.java
+++ b/core/java/android/webkit/URLUtil.java
@@ -389,7 +389,7 @@
             Pattern.compile("attachment;\\s*filename\\s*=\\s*(\"?)([^\"]*)\\1\\s*$",
             Pattern.CASE_INSENSITIVE);
 
-    /*
+    /**
      * Parse the Content-Disposition HTTP Header. The format of the header
      * is defined here: http://www.w3.org/Protocols/rfc2616/rfc2616-sec19.html
      * This header provides a filename for content that is going to be
diff --git a/core/java/android/webkit/WebSyncManager.java b/core/java/android/webkit/WebSyncManager.java
index 801be12..03b94e7 100644
--- a/core/java/android/webkit/WebSyncManager.java
+++ b/core/java/android/webkit/WebSyncManager.java
@@ -18,7 +18,7 @@
 
 import android.content.Context;
 
-/*
+/**
  * @deprecated The WebSyncManager no longer does anything.
  */
 @Deprecated