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-rw-r--r--toolkit/components/reader/ReaderMode.jsm14
-rw-r--r--toolkit/components/reader/Readerable.js30
2 files changed, 11 insertions, 33 deletions
diff --git a/toolkit/components/reader/ReaderMode.jsm b/toolkit/components/reader/ReaderMode.jsm
index ebc333495..030205446 100644
--- a/toolkit/components/reader/ReaderMode.jsm
+++ b/toolkit/components/reader/ReaderMode.jsm
@@ -38,15 +38,6 @@ this.ReaderMode = {
DEBUG: 0,
- // Don't try to parse the page if it has too many elements (for memory and
- // performance reasons)
- get maxElemsToParse() {
- delete this.parseNodeLimit;
-
- Services.prefs.addObserver("reader.parse-node-limit", this, false);
- return this.parseNodeLimit = Services.prefs.getIntPref("reader.parse-node-limit");
- },
-
/**
* Enter the reader mode by going forward one step in history if applicable,
* if not, append the about:reader page in the history instead.
@@ -548,3 +539,8 @@ this.ReaderMode = {
return readingSpeed.get(lang) || readingSpeed.get("en");
},
};
+
+// Don't try to parse the page if it has too many elements (for memory and
+// performance reasons)
+XPCOMUtils.defineLazyPreferenceGetter(
+ ReaderMode, "maxElemsToParse", "reader.parse-node-limit", 0);
diff --git a/toolkit/components/reader/Readerable.js b/toolkit/components/reader/Readerable.js
index 71c23eb5b..cee8adc08 100644
--- a/toolkit/components/reader/Readerable.js
+++ b/toolkit/components/reader/Readerable.js
@@ -23,30 +23,7 @@ var Readerable = {
DEBUG: 0,
get isEnabledForParseOnLoad() {
- delete this.isEnabledForParseOnLoad;
-
- // Listen for future pref changes.
- Services.prefs.addObserver("reader.parse-on-load.", this, false);
-
- return this.isEnabledForParseOnLoad = this._getStateForParseOnLoad();
- },
-
- _getStateForParseOnLoad() {
- let isEnabled = Services.prefs.getBoolPref("reader.parse-on-load.enabled");
- let isForceEnabled = Services.prefs.getBoolPref("reader.parse-on-load.force-enabled");
- return isForceEnabled || isEnabled;
- },
-
- observe(aMessage, aTopic, aData) {
- switch (aTopic) {
- case "nsPref:changed":
- if (aData.startsWith("reader.parse-on-load.")) {
- this.isEnabledForParseOnLoad = this._getStateForParseOnLoad();
- } else if (aData === "reader.parse-node-limit") {
- this.parseNodeLimit = Services.prefs.getIntPref(aData);
- }
- break;
- }
+ return this.isEnabled || this.isForceEnabled;
},
log(msg) {
@@ -112,3 +89,8 @@ var Readerable = {
return true;
},
};
+
+XPCOMUtils.defineLazyPreferenceGetter(
+ Readerable, "isEnabled", "reader.parse-on-load.enabled", true);
+XPCOMUtils.defineLazyPreferenceGetter(
+ Readerable, "isForceEnabled", "reader.parse-on-load.force-enabled", false);