Fix common misspellings

js/js.parser/src/com/google/gwt/dev/js/rhino/LineBuffer.java

@@ -284,7 +284,7 @@ final class LineBuffer {
         // If the last character of the previous fill was a carriage return,
         // then ignore a newline.
 
-        // There's another bizzare special case here.  If lastWasCR is
+        // There's another bizarre special case here.  If lastWasCR is
         // true, and we see a newline, and the buffer length is
         // 1... then we probably just read the last character of the
         // file, and returning after advancing offset is not the right

js/js.parser/src/com/google/gwt/dev/js/rhino/TokenStream.java

@@ -1487,8 +1487,8 @@ public class TokenStream {
     private int op;
     public boolean treatKeywordAsIdentifier;
 
-    // Set this to an inital non-null value so that the Parser has
-    // something to retrieve even if an error has occured and no
+    // Set this to an initial non-null value so that the Parser has
+    // something to retrieve even if an error has occurred and no
     // string is found.  Fosters one class of error, but saves lots of
     // code.
     private String string = "";

js/js.parser/src/com/google/gwt/dev/js/rhino/UintMap.java

@@ -452,6 +452,6 @@ class UintMap implements Serializable {
     // values associated with keys
     private transient int ivaluesShift;
 
-// If true, enables consitency checks
+// If true, enables consistency checks
     private static final boolean check = false;
 }