diff --git a/extensions/layout-debug/src/nsILayoutRegressionTester.idl b/extensions/layout-debug/src/nsILayoutRegressionTester.idl
index f14568d79d9..56f310d7461 100644
--- a/extensions/layout-debug/src/nsILayoutRegressionTester.idl
+++ b/extensions/layout-debug/src/nsILayoutRegressionTester.idl
@@ -56,8 +56,7 @@ interface nsILayoutRegressionTester : nsISupports
                                 whether the page was still loading, or whether some other error happened.
    */
   const short DUMP_FLAGS_MASK_DEFAULT        = 0;
-  const short DUMP_FLAGS_MASK_DUMP_STYLE     = 1;
-  const short DUMP_FLAGS_MASK_PRINT_MODE     = 2;
+  const short DUMP_FLAGS_MASK_PRINT_MODE     = 1;
   
   const long DUMP_RESULT_COMPLETED           = 0;   // loaded OK
   const long DUMP_RESULT_LOADING             = 1;   // still loading
diff --git a/extensions/layout-debug/src/nsRegressionTester.cpp b/extensions/layout-debug/src/nsRegressionTester.cpp
index 1353b042235..832292eb59f 100644
--- a/extensions/layout-debug/src/nsRegressionTester.cpp
+++ b/extensions/layout-debug/src/nsRegressionTester.cpp
@@ -114,8 +114,6 @@ nsRegressionTester::DumpFrameModel(nsIDOMWindow *aWindowToDump, nsILocalFile *aD
   nsIFrameDebug*  fdbg = do_QueryFrame(root);
   if (NS_FAILED(rv)) return rv;
 
-  PRBool  dumpStyle = (aFlagsMask & DUMP_FLAGS_MASK_DUMP_STYLE) != 0;
-
   FILE* fp = stdout;
   if (aDestFile)
   {
@@ -133,7 +131,7 @@ nsRegressionTester::DumpFrameModel(nsIDOMWindow *aWindowToDump, nsILocalFile *aD
     }
   }
   else {
-    fdbg->DumpRegressionData(presShell->GetPresContext(), fp, 0, dumpStyle);
+    fdbg->DumpRegressionData(presShell->GetPresContext(), fp, 0);
   }
   if (fp != stdout)
     fclose(fp);
diff --git a/extensions/layout-debug/ui/content/layoutdebug.js b/extensions/layout-debug/ui/content/layoutdebug.js
index e1e2136989f..5c5eeac02b5 100644
--- a/extensions/layout-debug/ui/content/layoutdebug.js
+++ b/extensions/layout-debug/ui/content/layoutdebug.js
@@ -425,8 +425,7 @@ RTestURLList.prototype = {
         nsILayoutRegressionTester.DUMP_FLAGS_MASK_PRINT_MODE);
     }
     else {
-       this.mRegressionTester.dumpFrameModel(gBrowser.contentWindow, data,
-        nsILayoutRegressionTester.DUMP_FLAGS_MASK_DUMP_STYLE);
+       this.mRegressionTester.dumpFrameModel(gBrowser.contentWindow, data, 0);
     }
      
       
diff --git a/layout/generic/nsFrame.cpp b/layout/generic/nsFrame.cpp
index 13e524fa6b8..5e375aeb23b 100644
--- a/layout/generic/nsFrame.cpp
+++ b/layout/generic/nsFrame.cpp
@@ -4294,7 +4294,7 @@ nsIFrame::GetConstFrameSelection()
 
 #ifdef NS_DEBUG
 NS_IMETHODIMP
-nsFrame::DumpRegressionData(nsPresContext* aPresContext, FILE* out, PRInt32 aIndent, PRBool aIncludeStyleData)
+nsFrame::DumpRegressionData(nsPresContext* aPresContext, FILE* out, PRInt32 aIndent)
 {
   IndentBy(out, aIndent);
   fprintf(out, "<frame va=\"%ld\" type=\"", PRUptrdiff(this));
@@ -4306,7 +4306,7 @@ nsFrame::DumpRegressionData(nsPresContext* aPresContext, FILE* out, PRInt32 aInd
           GetDebugStateBits(), PRUptrdiff(mParent));
 
   aIndent++;
-  DumpBaseRegressionData(aPresContext, out, aIndent, aIncludeStyleData);
+  DumpBaseRegressionData(aPresContext, out, aIndent);
   aIndent--;
 
   IndentBy(out, aIndent);
@@ -4316,7 +4316,7 @@ nsFrame::DumpRegressionData(nsPresContext* aPresContext, FILE* out, PRInt32 aInd
 }
 
 void
-nsFrame::DumpBaseRegressionData(nsPresContext* aPresContext, FILE* out, PRInt32 aIndent, PRBool aIncludeStyleData)
+nsFrame::DumpBaseRegressionData(nsPresContext* aPresContext, FILE* out, PRInt32 aIndent)
 {
   if (nsnull != mNextSibling) {
     IndentBy(out, aIndent);
@@ -4333,19 +4333,6 @@ nsFrame::DumpBaseRegressionData(nsPresContext* aPresContext, FILE* out, PRInt32
     fprintf(out, "</view>\n");
   }
 
-  if(aIncludeStyleData) {
-    if(mStyleContext) {
-      IndentBy(out, aIndent);
-      fprintf(out, "<stylecontext va=\"%ld\">\n", PRUptrdiff(mStyleContext));
-      aIndent++;
-      // Dump style context regression data
-      mStyleContext->DumpRegressionData(aPresContext, out, aIndent);
-      aIndent--;
-      IndentBy(out, aIndent);
-      fprintf(out, "</stylecontext>\n");
-    }
-  }
-
   IndentBy(out, aIndent);
   fprintf(out, "<bbox x=\"%d\" y=\"%d\" w=\"%d\" h=\"%d\"/>\n",
           mRect.x, mRect.y, mRect.width, mRect.height);
@@ -4373,7 +4360,7 @@ nsFrame::DumpBaseRegressionData(nsPresContext* aPresContext, FILE* out, PRInt32
       while (kid) {
         nsIFrameDebug* frameDebug = do_QueryFrame(kid);
         if (kid) {
-          frameDebug->DumpRegressionData(aPresContext, out, aIndent, aIncludeStyleData);
+          frameDebug->DumpRegressionData(aPresContext, out, aIndent);
         }
         kid = kid->GetNextSibling();
       }
diff --git a/layout/generic/nsFrame.h b/layout/generic/nsFrame.h
index f464934b256..fd2cab20503 100644
--- a/layout/generic/nsFrame.h
+++ b/layout/generic/nsFrame.h
@@ -234,7 +234,7 @@ public:
   NS_IMETHOD  List(FILE* out, PRInt32 aIndent) const;
   NS_IMETHOD  GetFrameName(nsAString& aResult) const;
   NS_IMETHOD_(nsFrameState) GetDebugStateBits() const;
-  NS_IMETHOD  DumpRegressionData(nsPresContext* aPresContext, FILE* out, PRInt32 aIndent, PRBool aIncludeStyleData);
+  NS_IMETHOD  DumpRegressionData(nsPresContext* aPresContext, FILE* out, PRInt32 aIndent);
   NS_IMETHOD  VerifyTree() const;
 #endif
 
@@ -465,7 +465,7 @@ public:
    * some custom behavior that requires changing how the outer "frame"
    * XML container is dumped.
    */
-  virtual void DumpBaseRegressionData(nsPresContext* aPresContext, FILE* out, PRInt32 aIndent, PRBool aIncludeStyleData);
+  virtual void DumpBaseRegressionData(nsPresContext* aPresContext, FILE* out, PRInt32 aIndent);
   
   nsresult MakeFrameName(const nsAString& aKind, nsAString& aResult) const;
 
diff --git a/layout/generic/nsIFrameDebug.h b/layout/generic/nsIFrameDebug.h
index 7dc035a088d..46d8a9de773 100644
--- a/layout/generic/nsIFrameDebug.h
+++ b/layout/generic/nsIFrameDebug.h
@@ -77,10 +77,8 @@ public:
    * specific kind of data dumped is up to the frame itself, with
    * the caveat that some base types are defined.
    * For more information, see XXX.
-   *
-   * Argument aIncludeStyleData: if PR_TRUE, style information is dumpted, otherwise it is not
    */
-  NS_IMETHOD  DumpRegressionData(nsPresContext* aPresContext, FILE* out, PRInt32 aIndent, PRBool aIncludeStyleData) = 0;
+  NS_IMETHOD  DumpRegressionData(nsPresContext* aPresContext, FILE* out, PRInt32 aIndent) = 0;
 
   NS_IMETHOD  VerifyTree() const = 0;
 
diff --git a/layout/generic/nsSplittableFrame.cpp b/layout/generic/nsSplittableFrame.cpp
index cbf7f360038..f15943c3965 100644
--- a/layout/generic/nsSplittableFrame.cpp
+++ b/layout/generic/nsSplittableFrame.cpp
@@ -254,9 +254,9 @@ nsSplittableFrame::BreakFromPrevFlow(nsIFrame* aFrame)
 
 #ifdef DEBUG
 void
-nsSplittableFrame::DumpBaseRegressionData(nsPresContext* aPresContext, FILE* out, PRInt32 aIndent, PRBool aIncludeStyleData)
+nsSplittableFrame::DumpBaseRegressionData(nsPresContext* aPresContext, FILE* out, PRInt32 aIndent)
 {
-  nsFrame::DumpBaseRegressionData(aPresContext, out, aIndent, aIncludeStyleData);
+  nsFrame::DumpBaseRegressionData(aPresContext, out, aIndent);
   if (nsnull != mNextContinuation) {
     IndentBy(out, aIndent);
     fprintf(out, "<next-continuation va=\"%ld\"/>\n", PRUptrdiff(mNextContinuation));
diff --git a/layout/generic/nsSplittableFrame.h b/layout/generic/nsSplittableFrame.h
index 45bf0d212e8..864d0ba9d03 100644
--- a/layout/generic/nsSplittableFrame.h
+++ b/layout/generic/nsSplittableFrame.h
@@ -109,7 +109,7 @@ protected:
   nsSplittableFrame(nsStyleContext* aContext) : nsFrame(aContext) {}
 
 #ifdef DEBUG
-  virtual void DumpBaseRegressionData(nsPresContext* aPresContext, FILE* out, PRInt32 aIndent, PRBool aIncludeStyleData);
+  virtual void DumpBaseRegressionData(nsPresContext* aPresContext, FILE* out, PRInt32 aIndent);
 #endif
 
   nsIFrame*   mPrevContinuation;
diff --git a/layout/printing/nsPrintEngine.cpp b/layout/printing/nsPrintEngine.cpp
index 7b1c076683a..227e96180aa 100644
--- a/layout/printing/nsPrintEngine.cpp
+++ b/layout/printing/nsPrintEngine.cpp
@@ -2147,7 +2147,7 @@ nsPrintEngine::DoPrint(nsPrintObject * aPO)
       nsIFrame* root = poPresShell->FrameManager()->GetRootFrame();
       nsIFrameDebug* fdbg = do_QueryFrame(root);
       if (fdbg) {
-        fdbg->DumpRegressionData(poPresContext, mPrt->mDebugFilePtr, 0, PR_TRUE);
+        fdbg->DumpRegressionData(poPresContext, mPrt->mDebugFilePtr, 0);
       }
       fclose(mPrt->mDebugFilePtr);
       SetIsPrinting(PR_FALSE);
diff --git a/layout/style/nsStyleContext.cpp b/layout/style/nsStyleContext.cpp
index 3aa93d7e95b..8b39f8f1349 100644
--- a/layout/style/nsStyleContext.cpp
+++ b/layout/style/nsStyleContext.cpp
@@ -490,44 +490,6 @@ nsStyleContext::Mark()
 }
 
 #ifdef DEBUG
-
-class URICString : public nsCAutoString {
-public:
-  URICString(nsIURI* aURI) {
-    if (aURI) {
-      aURI->GetSpec(*this);
-    } else {
-      Assign("[none]");
-    }
-  }
-
-  URICString(imgIRequest* aImageRequest) {
-    nsCOMPtr<nsIURI> uri;
-    if (aImageRequest) {
-      aImageRequest->GetURI(getter_AddRefs(uri));
-    }
-    if (uri) {
-      uri->GetSpec(*this);
-    } else {
-      Assign("[none]");
-    }
-  }
-
-  URICString(nsCSSValue::URL* aURI) {
-    if (aURI) {
-      NS_ASSERTION(aURI->mURI, "Must have URI here!");
-      aURI->mURI->GetSpec(*this);
-    } else {
-      Assign("[none]");
-    }
-  }
-  
-  URICString& operator=(const URICString& aOther) {
-    Assign(aOther);
-    return *this;
-  }
-};
-
 void nsStyleContext::List(FILE* out, PRInt32 aIndent)
 {
   // Indent
@@ -574,323 +536,6 @@ void nsStyleContext::List(FILE* out, PRInt32 aIndent)
     } while (mEmptyChild != child);
   }
 }
-
-static void IndentBy(FILE* out, PRInt32 aIndent) {
-  while (--aIndent >= 0) fputs("  ", out);
-}
-// virtual 
-void nsStyleContext::DumpRegressionData(nsPresContext* aPresContext, FILE* out, PRInt32 aIndent)
-{
-  nsAutoString str;
-
-  // FONT
-  IndentBy(out,aIndent);
-  const nsStyleFont* font = GetStyleFont();
-  fprintf(out, "<font %s %d %d %d />\n", 
-          NS_ConvertUTF16toUTF8(font->mFont.name).get(),
-          font->mFont.size,
-          font->mSize,
-          font->mGenericID);
-
-  // COLOR
-  IndentBy(out,aIndent);
-  const nsStyleColor* color = GetStyleColor();
-  fprintf(out, "<color data=\"%ld\"/>\n", 
-    (long)color->mColor);
-
-  // BACKGROUND
-  IndentBy(out,aIndent);
-  const nsStyleBackground* bg = GetStyleBackground();
-  fprintf(out, "<background data=\"%d %d %d %ld %ld %ld %s\"/>\n",
-    (int)bg->mBackgroundAttachment,
-    (int)bg->mBackgroundFlags,
-    (int)bg->mBackgroundRepeat,
-    (long)bg->mBackgroundColor,
-    // XXX These aren't initialized unless flags are set:
-    (long)bg->mBackgroundXPosition.mCoord, // potentially lossy on some platforms
-    (long)bg->mBackgroundYPosition.mCoord, // potentially lossy on some platforms
-    URICString(bg->mBackgroundImage).get());
- 
-  // SPACING (ie. margin, padding, border, outline)
-  IndentBy(out,aIndent);
-  fprintf(out, "<spacing data=\"");
-
-  const nsStyleMargin* margin = GetStyleMargin();
-  margin->mMargin.ToString(str);
-  fprintf(out, "%s ", NS_ConvertUTF16toUTF8(str).get());
-  
-  const nsStylePadding* padding = GetStylePadding();
-  padding->mPadding.ToString(str);
-  fprintf(out, "%s ", NS_ConvertUTF16toUTF8(str).get());
-  
-  const nsStyleBorder* border = GetStyleBorder();
-#ifdef NS_COORD_IS_FLOAT
-  const char format [] = "top: %ftw right: %ftw bottom: %ftw left: %ftw";
-#else
-  const char format [] = "top: %dtw right: %dtw bottom: %dtw left: %dtw";
-#endif
-  nsPrintfCString output(format,
-                         border->GetActualBorderWidth(NS_SIDE_TOP),
-                         border->GetActualBorderWidth(NS_SIDE_RIGHT),
-                         border->GetActualBorderWidth(NS_SIDE_BOTTOM),
-                         border->GetActualBorderWidth(NS_SIDE_LEFT));
-  fprintf(out, "%s ", output.get());
-  border->mBorderRadius.ToString(str);
-  fprintf(out, "%s ", NS_ConvertUTF16toUTF8(str).get());
-  
-  const nsStyleOutline* outline = GetStyleOutline();
-  outline->mOutlineRadius.ToString(str);
-  fprintf(out, "%s ", NS_ConvertUTF16toUTF8(str).get());
-  outline->mOutlineWidth.ToString(str);
-  fprintf(out, "%s", NS_ConvertUTF16toUTF8(str).get());
-  fprintf(out, "%d", (int)border->mFloatEdge);
-  fprintf(out, "\" />\n");
-
-  // LIST
-  IndentBy(out,aIndent);
-  const nsStyleList* list = GetStyleList();
-  fprintf(out, "<list data=\"%d %d %s\" />\n",
-    (int)list->mListStyleType,
-    (int)list->mListStyleType,
-    URICString(list->mListStyleImage).get());
-
-  // POSITION
-  IndentBy(out,aIndent);
-  const nsStylePosition* pos = GetStylePosition();
-  fprintf(out, "<position data=\"");
-  pos->mOffset.ToString(str);
-  fprintf(out, "%s ", NS_ConvertUTF16toUTF8(str).get());
-  pos->mWidth.ToString(str);
-  fprintf(out, "%s ", NS_ConvertUTF16toUTF8(str).get());
-  pos->mMinWidth.ToString(str);
-  fprintf(out, "%s ", NS_ConvertUTF16toUTF8(str).get());
-  pos->mMaxWidth.ToString(str);
-  fprintf(out, "%s ", NS_ConvertUTF16toUTF8(str).get());
-  pos->mHeight.ToString(str);
-  fprintf(out, "%s ", NS_ConvertUTF16toUTF8(str).get());
-  pos->mMinHeight.ToString(str);
-  fprintf(out, "%s ", NS_ConvertUTF16toUTF8(str).get());
-  pos->mMaxHeight.ToString(str);
-  fprintf(out, "%s ", NS_ConvertUTF16toUTF8(str).get());
-  fprintf(out, "%d ", (int)pos->mBoxSizing);
-  pos->mZIndex.ToString(str);
-  fprintf(out, "%s ", NS_ConvertUTF16toUTF8(str).get());
-  fprintf(out, "\" />\n");
-
-  // TEXT
-  IndentBy(out,aIndent);
-  const nsStyleText* text = GetStyleText();
-  fprintf(out, "<text data=\"%d %d %d %d",
-    (int)text->mTextAlign,
-    (int)text->mTextTransform,
-    (int)text->mWhiteSpace,
-    (int)text->mWordWrap);
-  text->mLetterSpacing.ToString(str);
-  fprintf(out, "%s ", NS_ConvertUTF16toUTF8(str).get());
-  text->mLineHeight.ToString(str);
-  fprintf(out, "%s ", NS_ConvertUTF16toUTF8(str).get());
-  text->mTextIndent.ToString(str);
-  fprintf(out, "%s %d", NS_ConvertUTF16toUTF8(str).get(),
-                        (int)text->mWordSpacing);
-  fprintf(out, "\" />\n");
-  
-  // TEXT RESET
-  IndentBy(out,aIndent);
-  const nsStyleTextReset* textReset = GetStyleTextReset();
-  fprintf(out, "<textreset data=\"%d ",
-    (int)textReset->mTextDecoration);
-  textReset->mVerticalAlign.ToString(str);
-  fprintf(out, "%s ", NS_ConvertUTF16toUTF8(str).get());
-  fprintf(out, "\" />\n");
-
-  // DISPLAY
-  IndentBy(out,aIndent);
-  const nsStyleDisplay* disp = GetStyleDisplay();
-  fprintf(out, "<display data=\"%d %d %f %d %d %d %d %d %d %d %ld %ld %ld %ld %s\" />\n",
-    (int)disp->mPosition,
-    (int)disp->mDisplay,
-    (float)disp->mOpacity,      
-    (int)disp->mFloats,
-    (int)disp->mBreakType,
-    (int)disp->mBreakBefore,
-    (int)disp->mBreakAfter,
-    (int)disp->mOverflowX,
-    (int)disp->mOverflowY,
-    (int)disp->mClipFlags,
-    (long)disp->mClip.x,
-    (long)disp->mClip.y,
-    (long)disp->mClip.width,
-    (long)disp->mClip.height,
-    URICString(disp->mBinding).get()
-    );
-  
-  // VISIBILITY
-  IndentBy(out,aIndent);
-  const nsStyleVisibility* vis = GetStyleVisibility();
-  fprintf(out, "<visibility data=\"%d %d\" />\n",
-    (int)vis->mDirection,
-    (int)vis->mVisible
-    );
-
-  // TABLE
-  IndentBy(out,aIndent);
-  const nsStyleTable* table = GetStyleTable();
-  fprintf(out, "<table data=\"%d %d %d ",
-    (int)table->mLayoutStrategy,
-    (int)table->mFrame,
-    (int)table->mRules);
-  fprintf(out, "%ld %ld ",
-    (long)table->mCols,
-    (long)table->mSpan);
-  fprintf(out, "\" />\n");
-
-  // TABLEBORDER
-  IndentBy(out,aIndent);
-  const nsStyleTableBorder* tableBorder = GetStyleTableBorder();
-  fprintf(out, "<tableborder data=\"%d %d %d %d %d ",
-    (int)tableBorder->mBorderCollapse,
-    (int)tableBorder->mBorderSpacingX,
-    (int)tableBorder->mBorderSpacingY,
-    (int)tableBorder->mCaptionSide,
-    (int)tableBorder->mEmptyCells);
-  fprintf(out, "\" />\n");
-
-  // CONTENT
-  IndentBy(out,aIndent);
-  const nsStyleContent* content = GetStyleContent();
-  fprintf(out, "<content data=\"%ld %ld %ld ",
-    (long)content->ContentCount(),
-    (long)content->CounterIncrementCount(),
-    (long)content->CounterResetCount());
-  // XXX: iterate over the content and counters...
-  content->mMarkerOffset.ToString(str);
-  fprintf(out, "%s ", NS_ConvertUTF16toUTF8(str).get());
-  fprintf(out, "\" />\n");
-
-  // QUOTES
-  IndentBy(out,aIndent);
-  const nsStyleQuotes* quotes = GetStyleQuotes();
-  fprintf(out, "<quotes data=\"%ld ",
-    (long)quotes->QuotesCount());
-  // XXX: iterate over the quotes...
-  fprintf(out, "\" />\n");
-
-  // UI
-  IndentBy(out,aIndent);
-  const nsStyleUserInterface* ui = GetStyleUserInterface();
-  fprintf(out, "<ui data=\"%d %d %d %d\" />\n",
-    (int)ui->mUserInput,
-    (int)ui->mUserModify,
-    (int)ui->mUserFocus, 
-    (int)ui->mCursor);
-
-  // UIReset
-  IndentBy(out,aIndent);
-  const nsStyleUIReset* uiReset = GetStyleUIReset();
-  fprintf(out, "<uireset data=\"%d %d %d\" />\n",
-    (int)uiReset->mUserSelect,
-    (int)uiReset->mIMEMode,
-    (int)uiReset->mWindowShadow);
-
-  // Column
-  IndentBy(out,aIndent);
-  const nsStyleColumn* column = GetStyleColumn();
-  fprintf(out, "<column data=\"%d ",
-    (int)column->mColumnCount);
-  column->mColumnWidth.ToString(str);
-  fprintf(out, "%s ", NS_ConvertUTF16toUTF8(str).get());
-  column->mColumnGap.ToString(str);
-  fprintf(out, "%s ", NS_ConvertUTF16toUTF8(str).get());
-  fprintf(out, "%d %d %ld",
-    (int)column->GetComputedColumnRuleWidth(),
-    (int)column->mColumnRuleStyle,
-    (long)column->mColumnRuleColor);
-  fprintf(out, "\" />\n");
-
-  // XUL
-  IndentBy(out,aIndent);
-  const nsStyleXUL* xul = GetStyleXUL();
-  fprintf(out, "<xul data=\"%d %d %d %d %d %d",
-    (int)xul->mBoxAlign,
-    (int)xul->mBoxDirection,
-    (int)xul->mBoxFlex,
-    (int)xul->mBoxOrient,
-    (int)xul->mBoxPack,
-    (int)xul->mBoxOrdinal);
-  fprintf(out, "\" />\n");
-
-#ifdef MOZ_SVG
-  // SVG
-  IndentBy(out,aIndent);
-  const nsStyleSVG* svg = GetStyleSVG();
-  fprintf(out, "<svg data=\"%d ",(int)svg->mFill.mType);
-  if (svg->mFill.mType == eStyleSVGPaintType_Server)
-    fprintf(out, "%s %ld ", URICString(svg->mFill.mPaint.mPaintServer).get(),
-                            (long)svg->mFill.mFallbackColor);
-  else
-    fprintf(out, "%ld ", (long)svg->mFill.mPaint.mColor);
-
-  fprintf(out, "%d ", (int)svg->mStroke.mType);
-  if (svg->mStroke.mType == eStyleSVGPaintType_Server)
-    fprintf(out, "%s %ld ", URICString(svg->mStroke.mPaint.mPaintServer).get(),
-                            (long)svg->mStroke.mFallbackColor);
-  else
-    fprintf(out, "%ld ", (long)svg->mStroke.mPaint.mColor);
-
-  fprintf(out, "%s %s %s ",
-          URICString(svg->mMarkerEnd).get(),
-          URICString(svg->mMarkerMid).get(),
-          URICString(svg->mMarkerStart).get());
-
-  for (PRUint32 i = 0; i < svg->mStrokeDasharrayLength; i++) {
-    svg->mStrokeDasharray[i].ToString(str);
-    fprintf(out,
-            "%s%c",
-            NS_ConvertUTF16toUTF8(str).get(),
-            (i == svg->mStrokeDasharrayLength) ? ' ' : ',');
-  }
-
-  svg->mStrokeDashoffset.ToString(str);
-  fprintf(out, "%f %s %f %f ",
-          svg->mFillOpacity,
-          NS_ConvertUTF16toUTF8(str).get(),
-          svg->mStrokeMiterlimit,
-          svg->mStrokeOpacity);
-  svg->mStrokeWidth.ToString(str);
-  fprintf(out, "%s %d %d %d %d %d %d %d %d %d %d %d\" />\n",
-          NS_ConvertUTF16toUTF8(str).get(),
-          (int)svg->mStrokeDasharrayLength,
-          (int)svg->mClipRule,
-          (int)svg->mColorInterpolation,
-          (int)svg->mColorInterpolationFilters,
-          (int)svg->mFillRule,
-          (int)svg->mPointerEvents,
-          (int)svg->mShapeRendering,
-          (int)svg->mStrokeLinecap,
-          (int)svg->mStrokeLinejoin,
-          (int)svg->mTextAnchor,
-          (int)svg->mTextRendering);
-
-  // SVGReset
-  IndentBy(out,aIndent);
-  const nsStyleSVGReset* svgReset = GetStyleSVGReset();
-
-  fprintf(out, "<svgreset data=\"%ld ", (long)svgReset->mStopColor);
-
-  fprintf(out, "%ld ", (long)svgReset->mFloodColor);
-
-  fprintf(out, "%ld ", (long)svgReset->mLightingColor);
-
-  fprintf(out, "%s %s %s %f %f %d\" />\n",
-          URICString(svgReset->mClipPath).get(),
-          URICString(svgReset->mFilter).get(),
-          URICString(svgReset->mMask).get(),
-          svgReset->mStopOpacity,
-          svgReset->mFloodOpacity,
-          (int)svgReset->mDominantBaseline);
-#endif
-  //#insert new style structs here#
-}
 #endif
 
 // Overloaded new operator. Initializes the memory to 0 and relies on an arena
diff --git a/layout/style/nsStyleContext.h b/layout/style/nsStyleContext.h
index e00bbe218ec..b9fb6c079fe 100644
--- a/layout/style/nsStyleContext.h
+++ b/layout/style/nsStyleContext.h
@@ -163,9 +163,6 @@ public:
   NS_HIDDEN_(nsChangeHint) CalcStyleDifference(nsStyleContext* aOther);
 
 #ifdef DEBUG
-  NS_HIDDEN_(void) DumpRegressionData(nsPresContext* aPresContext, FILE* out,
-                                      PRInt32 aIndent);
-
   NS_HIDDEN_(void) List(FILE* out, PRInt32 aIndent);
 #endif
 
diff --git a/layout/style/nsStyleCoord.cpp b/layout/style/nsStyleCoord.cpp
index 16dd2afe858..e72b98c4a96 100644
--- a/layout/style/nsStyleCoord.cpp
+++ b/layout/style/nsStyleCoord.cpp
@@ -171,42 +171,6 @@ void nsStyleCoord::SetNoneValue(void)
   mValue.mInt = 0;
 }
 
-#ifdef DEBUG
-void nsStyleCoord::AppendToString(nsString& aBuffer) const
-{
-  if ((eStyleUnit_Percent <= mUnit) && (mUnit < eStyleUnit_Coord)) {
-    aBuffer.AppendFloat(mValue.mFloat);
-  }
-  else if ((eStyleUnit_Coord == mUnit) || 
-           (eStyleUnit_Enumerated == mUnit) ||
-           (eStyleUnit_Integer == mUnit)) {
-    aBuffer.AppendInt(mValue.mInt, 10);
-    aBuffer.AppendLiteral("[0x");
-    aBuffer.AppendInt(mValue.mInt, 16);
-    aBuffer.Append(PRUnichar(']'));
-  }
-
-  switch (mUnit) {
-    case eStyleUnit_Null:         aBuffer.AppendLiteral("Null");     break;
-    case eStyleUnit_Coord:        aBuffer.AppendLiteral("tw");       break;
-    case eStyleUnit_Percent:      aBuffer.AppendLiteral("%");        break;
-    case eStyleUnit_Factor:       aBuffer.AppendLiteral("f");        break;
-    case eStyleUnit_Normal:       aBuffer.AppendLiteral("Normal");   break;
-    case eStyleUnit_Auto:         aBuffer.AppendLiteral("Auto");     break;
-    case eStyleUnit_None:         aBuffer.AppendLiteral("None");     break;
-    case eStyleUnit_Enumerated:   aBuffer.AppendLiteral("enum");     break;
-    case eStyleUnit_Integer:      aBuffer.AppendLiteral("int");      break;
-  }
-  aBuffer.Append(PRUnichar(' '));
-}
-
-void nsStyleCoord::ToString(nsString& aBuffer) const
-{
-  aBuffer.Truncate();
-  AppendToString(aBuffer);
-}
-#endif
-
 // used by nsStyleSides and nsStyleCorners
 #define COMPARE_INDEXED_COORD(i)                                              \
   PR_BEGIN_MACRO                                                              \
@@ -242,29 +206,6 @@ void nsStyleSides::Reset(void)
   memset(this, 0x00, sizeof(nsStyleSides));
 }
 
-#ifdef DEBUG
-void nsStyleSides::AppendToString(nsString& aBuffer) const
-{
-  aBuffer.AppendLiteral("left: ");
-  GetLeft().AppendToString(aBuffer);
-
-  aBuffer.AppendLiteral("top: ");
-  GetTop().AppendToString(aBuffer);
-
-  aBuffer.AppendLiteral("right: ");
-  GetRight().AppendToString(aBuffer);
-
-  aBuffer.AppendLiteral("bottom: ");
-  GetBottom().AppendToString(aBuffer);
-}
-
-void nsStyleSides::ToString(nsString& aBuffer) const
-{
-  aBuffer.Truncate();
-  AppendToString(aBuffer);
-}
-#endif
-
 nsStyleCorners::nsStyleCorners()
 {
   memset(this, 0x00, sizeof(nsStyleCorners));
@@ -284,33 +225,6 @@ void nsStyleCorners::Reset(void)
   memset(this, 0x00, sizeof(nsStyleCorners));
 }
 
-#ifdef DEBUG
-void nsStyleCorners::AppendToString(nsString& aBuffer) const
-{
-  aBuffer.AppendLiteral("top-left: ");
-  Get(NS_CORNER_TOP_LEFT_X).AppendToString(aBuffer);
-  Get(NS_CORNER_TOP_LEFT_Y).AppendToString(aBuffer);
-  
-  aBuffer.AppendLiteral("top-right: ");
-  Get(NS_CORNER_TOP_RIGHT_X).AppendToString(aBuffer);
-  Get(NS_CORNER_TOP_RIGHT_Y).AppendToString(aBuffer);
-
-  aBuffer.AppendLiteral("bottom-right: ");
-  Get(NS_CORNER_BOTTOM_RIGHT_X).AppendToString(aBuffer);
-  Get(NS_CORNER_BOTTOM_RIGHT_Y).AppendToString(aBuffer);
-
-  aBuffer.AppendLiteral("bottom-left: ");
-  Get(NS_CORNER_BOTTOM_LEFT_X).AppendToString(aBuffer);
-  Get(NS_CORNER_BOTTOM_LEFT_Y).AppendToString(aBuffer);
-}
-
-void nsStyleCorners::ToString(nsString& aBuffer) const
-{
-  aBuffer.Truncate();
-  AppendToString(aBuffer);
-}
-#endif
-
 // Validation of NS_SIDE_IS_VERTICAL and NS_HALF_CORNER_IS_X.
 #define CASE(side, result)                                                    \
   PR_STATIC_ASSERT(NS_SIDE_IS_VERTICAL(side) == result)
diff --git a/layout/style/nsStyleCoord.h b/layout/style/nsStyleCoord.h
index aa2fdd39bba..d5608db1c66 100644
--- a/layout/style/nsStyleCoord.h
+++ b/layout/style/nsStyleCoord.h
@@ -103,11 +103,6 @@ public:
   void  SetAutoValue(void);
   void  SetNoneValue(void);
 
-#ifdef DEBUG
-  void  AppendToString(nsString& aBuffer) const;
-  void  ToString(nsString& aBuffer) const;
-#endif
-
 public:
   nsStyleUnit   mUnit;
   nsStyleUnion  mValue;
@@ -149,11 +144,6 @@ public:
   inline void SetRight(const nsStyleCoord& aCoord);
   inline void SetBottom(const nsStyleCoord& aCoord);
 
-#ifdef DEBUG
-  void  AppendToString(nsString& aBuffer) const;
-  void  ToString(nsString& aBuffer) const;
-#endif
-
 protected:
   PRUint8       mUnits[4];
   nsStyleUnion  mValues[4];
@@ -182,11 +172,6 @@ public:
 
   inline void Set(PRUint8 aHalfCorner, const nsStyleCoord& aCoord);
 
-#ifdef DEBUG
-  void  AppendToString(nsString& aBuffer) const;
-  void  ToString(nsString& aBuffer) const;
-#endif
-
 protected:
   PRUint8       mUnits[8];
   nsStyleUnion  mValues[8];