Bug 942622 - Invalidate TabStateCache when .userTypedValue changes r=yoric,dao

From 087412c836ecf1412325942e20c1fd9559d8f20a Mon Sep 17 00:00:00 2001

browser/components/sessionstore/src/SessionStore.jsm

@@ -650,6 +650,16 @@ let SessionStoreInternal = {
         TabState.onBrowserContentsSwapped(browser, otherBrowser);
         TabStateCache.onBrowserContentsSwapped(browser, otherBrowser);
         break;
+      case "UserTypedValueChanged":
+        browser = aEvent.currentTarget;
+        if (browser.userTypedValue) {
+          TabStateCache.updateField(browser, "userTypedValue", browser.userTypedValue);
+          TabStateCache.updateField(browser, "userTypedClear", browser.userTypedClear);
+        } else {
+          TabStateCache.removeField(browser, "userTypedValue");
+          TabStateCache.removeField(browser, "userTypedClear");
+        }
+        break;
       case "TabOpen":
         this.onTabAdd(win, aEvent.originalTarget);
         break;
@@ -1235,6 +1245,7 @@ let SessionStoreInternal = {
     let browser = aTab.linkedBrowser;
     browser.addEventListener("load", this, true);
     browser.addEventListener("SwapDocShells", this, true);
+    browser.addEventListener("UserTypedValueChanged", this, true);
 
     let mm = browser.messageManager;
     MESSAGES.forEach(msg => mm.addMessageListener(msg, this));
@@ -1262,6 +1273,7 @@ let SessionStoreInternal = {
     let browser = aTab.linkedBrowser;
     browser.removeEventListener("load", this, true);
     browser.removeEventListener("SwapDocShells", this, true);
+    browser.removeEventListener("UserTypedValueChanged", this, true);
 
     let mm = browser.messageManager;
     MESSAGES.forEach(msg => mm.removeMessageListener(msg, this));

browser/components/sessionstore/src/TabStateCache.jsm

@@ -236,7 +236,6 @@ let TabStateCacheInternal = {
     if (data) {
       data[aField] = aValue;
     }
-    TabStateCacheTelemetry.recordAccess(!!data);
   },
 
   /**
@@ -252,7 +251,6 @@ let TabStateCacheInternal = {
     if (data && aField in data) {
       delete data[aField];
     }
-    TabStateCacheTelemetry.recordAccess(!!data);
   },
 
   /**

toolkit/content/widgets/browser.xml

@@ -673,8 +673,17 @@
       </field>
 
       <property name="userTypedValue"
-                onget="return this._userTypedValue;"
-                onset="this.userTypedClear = 0; return this._userTypedValue = val;"/>
+                onget="return this._userTypedValue;">
+        <setter><![CDATA[
+          this.userTypedClear = 0;
+          this._userTypedValue = val;
+
+          let event = new CustomEvent("UserTypedValueChanged");
+          this.dispatchEvent(event);
+
+          return val;
+        ]]></setter>
+      </property>
 
       <field name="mFormFillAttached">
         false