added GetIID() method.

base/src/nsIArena.h

@@ -37,6 +37,8 @@
  */
 class nsIArena : public nsISupports {
 public:
+  static const nsIID& GetIID() { static nsIID iid = NS_IARENA_IID; return iid; }
+
   virtual void* Alloc(PRInt32 size) = 0;
 };
 

content/base/public/nsIStyleSheet.h

@@ -36,6 +36,8 @@ class nsIStyleContext;
 
 class nsIStyleSheet : public nsISupports {
 public:
+  static const nsIID& GetIID() { static nsIID iid = NS_ISTYLE_SHEET_IID; return iid; }
+
   // basic style sheet data
   NS_IMETHOD GetURL(nsIURL*& aURL) const = 0;
   NS_IMETHOD GetTitle(nsString& aTitle) const = 0;

content/html/style/src/nsIHTMLCSSStyleSheet.h

@@ -27,6 +27,8 @@
 
 class nsIHTMLCSSStyleSheet : public nsIStyleSheet {
 public:
+  static const nsIID& GetIID() { static nsIID iid = NS_IHTML_CSS_STYLE_SHEET_IID; return iid; }
+
   NS_IMETHOD Init(nsIURL* aURL, nsIDocument* aDocument) = 0;
   NS_IMETHOD Reset(nsIURL* aURL) = 0;
 };

gfx/public/nsIImageGroup.h

@@ -53,6 +53,8 @@ class nsIURLGroup;
 class nsIImageGroup : public nsISupports
 {
 public:
+  static const nsIID& GetIID() { static nsIID iid = NS_IIMAGEGROUP_IID; return iid; }
+
   /**
    * Initialize an image group with a device context. All images
    * in this group will be decoded for the specified device context.

layout/base/nsPresContext.h

@@ -60,6 +60,8 @@ enum nsWidgetRendering {
 // objects that provide an outer context for a presentation shell.
 class nsIPresContext : public nsISupports {
 public:
+  static const nsIID& GetIID() { static nsIID iid = NS_IPRESCONTEXT_IID; return iid; }
+
   /**
    * Initialize the presentation context from a particular device.
    */

layout/base/public/nsIPresContext.h

@@ -60,6 +60,8 @@ enum nsWidgetRendering {
 // objects that provide an outer context for a presentation shell.
 class nsIPresContext : public nsISupports {
 public:
+  static const nsIID& GetIID() { static nsIID iid = NS_IPRESCONTEXT_IID; return iid; }
+
   /**
    * Initialize the presentation context from a particular device.
    */

layout/base/public/nsIStyleSet.h

@@ -38,6 +38,8 @@ class nsIDocument;
 
 class nsIStyleSet : public nsISupports {
 public:
+  static const nsIID& GetIID() { static nsIID iid = NS_ISTYLE_SET_IID; return iid; }
+
   // Style sheets are ordered, most significant first
   // NOTE: this is the reverse of the way documents store the sheets
   virtual void AppendOverrideStyleSheet(nsIStyleSheet* aSheet) = 0;

layout/base/public/nsIStyleSheet.h

@@ -36,6 +36,8 @@ class nsIStyleContext;
 
 class nsIStyleSheet : public nsISupports {
 public:
+  static const nsIID& GetIID() { static nsIID iid = NS_ISTYLE_SHEET_IID; return iid; }
+
   // basic style sheet data
   NS_IMETHOD GetURL(nsIURL*& aURL) const = 0;
   NS_IMETHOD GetTitle(nsString& aTitle) const = 0;

layout/base/public/nsPresContext.h

@@ -60,6 +60,8 @@ enum nsWidgetRendering {
 // objects that provide an outer context for a presentation shell.
 class nsIPresContext : public nsISupports {
 public:
+  static const nsIID& GetIID() { static nsIID iid = NS_IPRESCONTEXT_IID; return iid; }
+
   /**
    * Initialize the presentation context from a particular device.
    */

layout/html/style/src/nsIHTMLCSSStyleSheet.h

@@ -27,6 +27,8 @@
 
 class nsIHTMLCSSStyleSheet : public nsIStyleSheet {
 public:
+  static const nsIID& GetIID() { static nsIID iid = NS_IHTML_CSS_STYLE_SHEET_IID; return iid; }
+
   NS_IMETHOD Init(nsIURL* aURL, nsIDocument* aDocument) = 0;
   NS_IMETHOD Reset(nsIURL* aURL) = 0;
 };

layout/style/nsIHTMLCSSStyleSheet.h

@@ -27,6 +27,8 @@
 
 class nsIHTMLCSSStyleSheet : public nsIStyleSheet {
 public:
+  static const nsIID& GetIID() { static nsIID iid = NS_IHTML_CSS_STYLE_SHEET_IID; return iid; }
+
   NS_IMETHOD Init(nsIURL* aURL, nsIDocument* aDocument) = 0;
   NS_IMETHOD Reset(nsIURL* aURL) = 0;
 };

layout/style/nsIStyleSheet.h

@@ -36,6 +36,8 @@ class nsIStyleContext;
 
 class nsIStyleSheet : public nsISupports {
 public:
+  static const nsIID& GetIID() { static nsIID iid = NS_ISTYLE_SHEET_IID; return iid; }
+
   // basic style sheet data
   NS_IMETHOD GetURL(nsIURL*& aURL) const = 0;
   NS_IMETHOD GetTitle(nsString& aTitle) const = 0;

network/module/nsIURLGroup.h

@@ -36,6 +36,9 @@ class nsILoadAttribs;
 class nsIURLGroup : public nsISupports
 {
 public:
+
+    static const nsIID& GetIID() { static nsIID iid = NS_IURLGROUP_IID; return iid; }
+
     /**
      * Create a new URL, setting its LoadAttributes to the default
      * LoadAttributes for the group.

network/public/nsIStreamObserver.h

@@ -33,6 +33,8 @@ class nsIURL;
 
 class nsIStreamObserver : public nsISupports {
 public:
+    static const nsIID& GetIID() { static nsIID iid = NS_ISTREAMOBSERVER_IID; return iid; }
+
     /**
      * Notify the observer that the URL has started to load.  This method is
      * called only once, at the beginning of a URL load.<BR><BR>

xpcom/ds/nsIArena.h

@@ -37,6 +37,8 @@
  */
 class nsIArena : public nsISupports {
 public:
+  static const nsIID& GetIID() { static nsIID iid = NS_IARENA_IID; return iid; }
+
   virtual void* Alloc(PRInt32 size) = 0;
 };