зеркало из https://github.com/mozilla/gecko-dev.git
Bug 738641 - Account for rounding errors when reporting page size from JS to Java. r=Cwiiis a=android-only
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86270a58c0
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f207208829
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@ -1934,8 +1934,13 @@ Tab.prototype = {
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* Avoid sending page sizes of less than screen size before we hit DOMContentLoaded, because
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* this causes the page size to jump around wildly during page load. After the page is loaded,
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* send updates regardless of page size; we'll zoom to fit the content as needed.
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*
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* Also, we need to compare the page size returned from getPageSize (in CSS pixels) to the floored
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* screen size in CSS pixels because the page size returned from getPageSize may also be floored.
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*/
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if (doc.readyState === 'complete' || (pageWidth >= gScreenWidth && pageHeight >= gScreenHeight)) {
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let pageLargerThanScreen = (cssPageWidth >= Math.floor(viewport.cssWidth))
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&& (cssPageHeight >= Math.floor(viewport.cssHeight));
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if (doc.readyState === 'complete' || pageLargerThanScreen) {
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viewport.cssPageWidth = cssPageWidth;
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viewport.cssPageHeight = cssPageHeight;
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viewport.pageWidth = pageWidth;
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