diff --git a/mozilla/base/src/nsString.cpp b/mozilla/base/src/nsString.cpp
index 9eeccac554e..591a600cfc7 100644
--- a/mozilla/base/src/nsString.cpp
+++ b/mozilla/base/src/nsString.cpp
@@ -1358,12 +1358,12 @@ nsString& nsString::Trim(const char* aTrimSet,
 nsString& nsString::CompressWhitespace( PRBool aEliminateLeading,
                                               PRBool aEliminateTrailing)
 {
+  Trim(" \r\n\t",aEliminateLeading,aEliminateTrailing);
+
   PRUnichar* from = mStr;
   PRUnichar* end = mStr + mLength;
   PRUnichar* to = from;
 
-  Trim(" \r\n\t",aEliminateLeading,aEliminateTrailing);
-
     //this code converts /n, /t, /r into normal space ' ';
     //it also eliminates runs of whitespace...
   while (from < end) {
diff --git a/mozilla/string/obsolete/nsString.cpp b/mozilla/string/obsolete/nsString.cpp
index 9eeccac554e..591a600cfc7 100644
--- a/mozilla/string/obsolete/nsString.cpp
+++ b/mozilla/string/obsolete/nsString.cpp
@@ -1358,12 +1358,12 @@ nsString& nsString::Trim(const char* aTrimSet,
 nsString& nsString::CompressWhitespace( PRBool aEliminateLeading,
                                               PRBool aEliminateTrailing)
 {
+  Trim(" \r\n\t",aEliminateLeading,aEliminateTrailing);
+
   PRUnichar* from = mStr;
   PRUnichar* end = mStr + mLength;
   PRUnichar* to = from;
 
-  Trim(" \r\n\t",aEliminateLeading,aEliminateTrailing);
-
     //this code converts /n, /t, /r into normal space ' ';
     //it also eliminates runs of whitespace...
   while (from < end) {
diff --git a/mozilla/xpcom/ds/nsString.cpp b/mozilla/xpcom/ds/nsString.cpp
index 9eeccac554e..591a600cfc7 100644
--- a/mozilla/xpcom/ds/nsString.cpp
+++ b/mozilla/xpcom/ds/nsString.cpp
@@ -1358,12 +1358,12 @@ nsString& nsString::Trim(const char* aTrimSet,
 nsString& nsString::CompressWhitespace( PRBool aEliminateLeading,
                                               PRBool aEliminateTrailing)
 {
+  Trim(" \r\n\t",aEliminateLeading,aEliminateTrailing);
+
   PRUnichar* from = mStr;
   PRUnichar* end = mStr + mLength;
   PRUnichar* to = from;
 
-  Trim(" \r\n\t",aEliminateLeading,aEliminateTrailing);
-
     //this code converts /n, /t, /r into normal space ' ';
     //it also eliminates runs of whitespace...
   while (from < end) {
diff --git a/mozilla/xpcom/string/obsolete/nsString.cpp b/mozilla/xpcom/string/obsolete/nsString.cpp
index 9eeccac554e..591a600cfc7 100644
--- a/mozilla/xpcom/string/obsolete/nsString.cpp
+++ b/mozilla/xpcom/string/obsolete/nsString.cpp
@@ -1358,12 +1358,12 @@ nsString& nsString::Trim(const char* aTrimSet,
 nsString& nsString::CompressWhitespace( PRBool aEliminateLeading,
                                               PRBool aEliminateTrailing)
 {
+  Trim(" \r\n\t",aEliminateLeading,aEliminateTrailing);
+
   PRUnichar* from = mStr;
   PRUnichar* end = mStr + mLength;
   PRUnichar* to = from;
 
-  Trim(" \r\n\t",aEliminateLeading,aEliminateTrailing);
-
     //this code converts /n, /t, /r into normal space ' ';
     //it also eliminates runs of whitespace...
   while (from < end) {