diff --git a/browser/metro/base/content/contenthandlers/FormHelper.js b/browser/metro/base/content/contenthandlers/FormHelper.js
index 09ab120101d..1fe7307e6d8 100644
--- a/browser/metro/base/content/contenthandlers/FormHelper.js
+++ b/browser/metro/base/content/contenthandlers/FormHelper.js
@@ -129,7 +129,7 @@ FormAssistant.prototype = {
     }
 
     // Don't re-open when navigating to avoid repopulating list when changing selection.
-    if (this._isAutocomplete(aElement) && this._open && this._isNavigationKey(aEvent)) {
+    if (this._isAutocomplete(aElement) && this._open && Util.isNavigationKey(aEvent.keyCode)) {
       return false;
     }
 
@@ -293,22 +293,6 @@ FormAssistant.prototype = {
     }
   },
 
-  _isNavigationKey: function (aEvent) {
-    // Ignore navigation keys
-    if (aEvent.keyCode) {
-      let navigationKeys = [
-        aEvent.DOM_VK_DOWN,
-        aEvent.DOM_VK_UP,
-        aEvent.DOM_VK_LEFT,
-        aEvent.DOM_VK_RIGHT,
-        aEvent.DOM_VK_PAGE_UP,
-        aEvent.DOM_VK_PAGE_DOWN];
-
-      return navigationKeys.indexOf(aEvent.keyCode) != -1;
-    }
-    return false;
-  },
-
   _executeDelayed: function formHelperExecuteSoon(aCallback) {
     let self = this;
     let timer = new Util.Timeout(function() {
diff --git a/browser/metro/base/content/helperui/MenuUI.js b/browser/metro/base/content/helperui/MenuUI.js
index 0cbbd15e45d..38458dcb17c 100644
--- a/browser/metro/base/content/helperui/MenuUI.js
+++ b/browser/metro/base/content/helperui/MenuUI.js
@@ -50,7 +50,6 @@ var AutofillMenuUI = {
 
   show: function show(aAnchorRect, aSuggestionsList) {
     this.commands.addEventListener("select", this, true);
-    window.addEventListener("keypress", this, true);
 
     this._anchorRect = aAnchorRect;
     this._emptyCommands();
@@ -72,7 +71,6 @@ var AutofillMenuUI = {
   },
 
   hide: function hide () {
-    window.removeEventListener("keypress", this, true);
     this.commands.removeEventListener("select", this, true);
 
     this._menuPopup.hide();
@@ -80,30 +78,6 @@ var AutofillMenuUI = {
 
   handleEvent: function (aEvent) {
     switch (aEvent.type) {
-      case "keypress":
-        switch (aEvent.keyCode) {
-          case aEvent.DOM_VK_ESCAPE:
-            this.hide();
-            break;
-
-          case aEvent.DOM_VK_DOWN:
-            this.commands.moveByOffset(1, true, false);
-            break;
-
-          case aEvent.DOM_VK_UP:
-            this.commands.moveByOffset(-1, true, false);
-            break;
-
-          case aEvent.DOM_VK_PAGE_DOWN:
-            this.commands.moveByOffset(this.commands.scrollOnePage(1), true, false);
-            break;
-
-          case aEvent.DOM_VK_PAGE_UP:
-            this.commands.moveByOffset(this.commands.scrollOnePage(-1), true, false);
-            break;
-        }
-        break;
-
       case "select":
         FormHelperUI.doAutoComplete(this.commands.value);
         break;
@@ -527,12 +501,47 @@ MenuPopup.prototype = {
   handleEvent: function handleEvent(aEvent) {
     switch (aEvent.type) {
       case "keypress":
-        if (!this._wantTypeBehind) {
+        // this.commands is not holding focus and not processing key events.
+        // Proxying events so that they're handled properly.
+
+        // Avoid recursion
+        if (aEvent.mine)
+          break;
+
+        let ev = document.createEvent("KeyboardEvent");
+        ev.initKeyEvent(
+          "keypress",        //  in DOMString typeArg,
+          false,             //  in boolean canBubbleArg,
+          true,              //  in boolean cancelableArg,
+          null,              //  in nsIDOMAbstractView viewArg,  Specifies UIEvent.view. This value may be null.
+          aEvent.ctrlKey,    //  in boolean ctrlKeyArg,
+          aEvent.altKey,     //  in boolean altKeyArg,
+          aEvent.shiftKey,   //  in boolean shiftKeyArg,
+          aEvent.metaKey,    //  in boolean metaKeyArg,
+          aEvent.keyCode,    //  in unsigned long keyCodeArg,
+          aEvent.charCode);  //  in unsigned long charCodeArg);
+
+        ev.mine = true;
+        this.commands.dispatchEvent(ev);
+
+        switch (aEvent.keyCode) {
+          case aEvent.DOM_VK_ESCAPE:
+            this.hide();
+            break;
+
+          case aEvent.DOM_VK_RETURN:
+            this.commands.currentItem.click();
+            break;
+        }
+
+        if (Util.isNavigationKey(aEvent.keyCode)) {
+          aEvent.stopPropagation();
+          aEvent.preventDefault();
+        } else if (!this._wantTypeBehind) {
           // Hide the context menu so you can't type behind it.
           aEvent.stopPropagation();
           aEvent.preventDefault();
-          if (aEvent.keyCode != aEvent.DOM_VK_ESCAPE)
-            this.hide();
+          this.hide();
         }
         break;
       case "blur":
diff --git a/browser/metro/modules/ContentUtil.jsm b/browser/metro/modules/ContentUtil.jsm
index f62b33afd97..2f113fc14ab 100644
--- a/browser/metro/modules/ContentUtil.jsm
+++ b/browser/metro/modules/ContentUtil.jsm
@@ -6,6 +6,7 @@
 this.EXPORTED_SYMBOLS = ["ContentUtil"];
 
 const XHTML_NS = "http://www.w3.org/1999/xhtml";
+const nsIDOMKeyEvent = Components.interfaces.nsIDOMKeyEvent;
 
 this.ContentUtil = {
   populateFragmentFromString: function populateFragmentFromString(fragment, str) {
@@ -87,6 +88,19 @@ this.ContentUtil = {
 
     // Return the modified object
     return target;
-  }
+  },
 
+  // Checks if a keycode is used for list navigation.
+  isNavigationKey: function (keyCode) {
+    let navigationKeys = [
+      nsIDOMKeyEvent.DOM_VK_DOWN,
+      nsIDOMKeyEvent.DOM_VK_UP,
+      nsIDOMKeyEvent.DOM_VK_LEFT,
+      nsIDOMKeyEvent.DOM_VK_RIGHT,
+      nsIDOMKeyEvent.DOM_VK_PAGE_UP,
+      nsIDOMKeyEvent.DOM_VK_PAGE_DOWN,
+      nsIDOMKeyEvent.DOM_VK_ESCAPE];
+
+    return navigationKeys.indexOf(keyCode) != -1;
+  }
 };
diff --git a/mobile/android/base/animation/AnimationUtils.java b/mobile/android/base/animation/AnimationUtils.java
index adfda1341ec..63e8e168ec4 100644
--- a/mobile/android/base/animation/AnimationUtils.java
+++ b/mobile/android/base/animation/AnimationUtils.java
@@ -9,7 +9,7 @@ package org.mozilla.gecko.animation;
 import android.content.Context;
 
 public class AnimationUtils {
-    private static long mShortDuration;
+    private static long mShortDuration = -1;
 
     public static long getShortDuration(Context context) {
         if (mShortDuration < 0) {
diff --git a/toolkit/devtools/server/actors/script.js b/toolkit/devtools/server/actors/script.js
index 81c0924d2f3..fd97271d303 100644
--- a/toolkit/devtools/server/actors/script.js
+++ b/toolkit/devtools/server/actors/script.js
@@ -527,12 +527,13 @@ ThreadActor.prototype = {
     eventLoop.resolve();
   },
 
+  /**
+   * Remove all debuggees and clear out the thread's sources.
+   */
   clearDebuggees: function () {
     if (this.dbg) {
       this.dbg.removeAllDebuggees();
     }
-    this.conn.removeActorPool(this._threadLifetimePool || undefined);
-    this._threadLifetimePool = null;
     this._sources = null;
   },
 
@@ -636,6 +637,8 @@ ThreadActor.prototype = {
     this._state = "exited";
 
     this.clearDebuggees();
+    this.conn.removeActorPool(this._threadLifetimePool);
+    this._threadLifetimePool = null;
 
     if (this._prettyPrintWorker) {
       this._prettyPrintWorker.removeEventListener(