removing unneeded native frames and unneeded frame classes that these derived from

fixing checkbox and radiobutton state restore
fixing right btn click on dropdown
adding in initial work for accesskey
bug 17027,26296,27063,7559; carpool a=leaf; r=kmcclusk

layout/forms/nsImageControlFrame.cpp

@@ -46,6 +46,7 @@
 #include "nsIHTMLAttributes.h"
 #include "nsGenericHTMLElement.h"
 #include "nsFormFrame.h"
+#include "nsFormControlFrame.h"
 
 //Enumeration of possible mouse states used to detect mouse clicks
 /*enum nsMouseState {
@@ -145,6 +146,8 @@ protected:
   nsCursor mPreviousCursor;
   nsRect mTranslatedRect;
   PRBool mGotFocus;
+
+  nsCOMPtr<nsIPresContext> mPresContext;
 };
 
 
@@ -160,6 +163,8 @@ nsImageControlFrame::nsImageControlFrame()
 
 nsImageControlFrame::~nsImageControlFrame()
 {
+  nsFormControlFrame::RegUnRegAccessKey(mPresContext, NS_STATIC_CAST(nsIFrame*, this), PR_FALSE);
+
   if (mFormFrame) {
     mFormFrame->RemoveFormControlFrame(*this);
     mFormFrame = nsnull;
@@ -255,6 +260,8 @@ nsImageControlFrame::Reflow(nsIPresContext*         aPresContext,
                            nsReflowStatus&          aStatus)
 {
   if (!mFormFrame && (eReflowReason_Initial == aReflowState.reason)) {
+    mPresContext = aPresContext;
+    nsFormControlFrame::RegUnRegAccessKey(aPresContext, NS_STATIC_CAST(nsIFrame*, this), PR_TRUE);
     // add ourself as an nsIFormControlFrame
     nsFormFrame::AddFormControlFrame(aPresContext, *NS_STATIC_CAST(nsIFrame*, this));
   }