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Backed out changeset 692743c2995e (bug 1342927)

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This commit is contained in:
Sebastian Hengst 2017-03-04 00:20:40 +01:00
parent 989ceac163
commit c27df9e73c
2 changed files with 5 additions and 79 deletions
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5
browser/base/content/tabbrowser.css
View File

@ -97,15 +97,10 @@ browser[pending] {
display: none;
}
browser[pendingtabchild],
browser[pendingpaint] {
opacity: 0;
}
tabbrowser[pendingtabchild] {
background-color: #ffffff !important;
}
tabbrowser[pendingpaint] {
background-image: url(chrome://browser/skin/tabbrowser/pendingpaint.png);
background-repeat: no-repeat;

79
browser/base/content/tabbrowser.xml
View File

@ -3724,7 +3724,6 @@
visibleTab: this.selectedTab, // Tab that's on screen.
spinnerTab: null, // Tab showing a spinner.
blankTab: null, // Tab showing blank.
originalTab: this.selectedTab, // Tab that we started on.
tabbrowser: this, // Reference to gBrowser.
@ -3734,12 +3733,6 @@
// Map from tabs to STATE_* (below).
tabState: new Map(),
// Holds a collection of <xul:browser>'s for this tabbrowser
// that we cannot force paint since their TabChild's haven't
// been constructed yet. Instead, we show blank tabs for them
// when attempting to switch to them.
pendingTabChild: new WeakSet(),
// True if we're in the midst of switching tabs.
switchInProgress: false,
@ -3835,7 +3828,6 @@
window.addEventListener("sizemodechange", this);
window.addEventListener("SwapDocShells", this, true);
window.addEventListener("EndSwapDocShells", this, true);
window.addEventListener("MozTabChildNotReady", this, true);
if (!this.minimized) {
this.setTabState(this.requestedTab, this.STATE_LOADED);
}
@ -3858,7 +3850,6 @@
window.removeEventListener("sizemodechange", this);
window.removeEventListener("SwapDocShells", this, true);
window.removeEventListener("EndSwapDocShells", this, true);
window.removeEventListener("MozTabChildNotReady", this, true);
this.tabbrowser._switcher = null;
@ -3874,7 +3865,6 @@
this.assert(this.tabbrowser._switcher);
this.assert(this.tabbrowser._switcher === this);
this.assert(!this.spinnerTab);
this.assert(!this.blankTab);
this.assert(!this.loadTimer);
this.assert(!this.loadingTab);
this.assert(this.lastVisibleTab === this.requestedTab);
@ -3905,42 +3895,20 @@
// This function is called after all the main state changes to
// make sure we display the right tab.
updateDisplay() {
let shouldBeBlank = this.pendingTabChild.has(
this.requestedTab.linkedBrowser);
// Figure out which tab we actually want visible right now.
let showTab = null;
if (this.getTabState(this.requestedTab) != this.STATE_LOADED &&
this.lastVisibleTab && this.loadTimer && !shouldBeBlank) {
this.lastVisibleTab && this.loadTimer) {
// If we can't show the requestedTab, and lastVisibleTab is
// available, show it.
showTab = this.lastVisibleTab;
} else {
// Show the requested tab. If it's not available, we'll show the spinner or a blank tab.
// Show the requested tab. If it's not available, we'll show the spinner.
showTab = this.requestedTab;
}
// First, let's deal with blank tabs, which we show instead
// of the spinner when the tab is not currently set up
// properly in the content process.
if (!shouldBeBlank && this.blankTab) {
this.tabbrowser.removeAttribute("pendingtabchild");
this.blankTab.linkedBrowser.removeAttribute("pendingtabchild");
this.blankTab = null;
} else if (shouldBeBlank && this.blankTab !== showTab) {
if (this.blankTab) {
this.blankTab.linkedBrowser.removeAttribute("pendingtabchild");
}
this.blankTab = showTab;
this.tabbrowser.setAttribute("pendingtabchild", "true");
this.blankTab.linkedBrowser.setAttribute("pendingtabchild", "true");
}
// Show or hide the spinner as needed.
let needSpinner = this.getTabState(showTab) != this.STATE_LOADED &&
!this.minimized &&
!shouldBeBlank;
let needSpinner = this.getTabState(showTab) != this.STATE_LOADED && !this.minimized;
if (!needSpinner && this.spinnerTab) {
this.spinnerHidden();
this.tabbrowser.removeAttribute("pendingpaint");
@ -4025,9 +3993,6 @@
if (this.lastVisibleTab && !this.lastVisibleTab.linkedBrowser) {
this.lastVisibleTab = null;
}
if (this.blankTab && !this.blankTab.linkedBrowser) {
this.blankTab = null;
}
if (this.spinnerTab && !this.spinnerTab.linkedBrowser) {
this.spinnerHidden();
this.spinnerTab = null;
@ -4140,9 +4105,8 @@
// Fires when the layers become available for a tab.
onLayersReady(browser) {
this.pendingTabChild.delete(browser);
let tab = this.tabbrowser.getTabForBrowser(browser);
this.logState(`onLayersReady(${tab._tPos}, ${browser.isRemoteBrowser})`);
this.logState(`onLayersReady(${tab._tPos})`);
this.assert(this.getTabState(tab) == this.STATE_LOADING ||
this.getTabState(tab) == this.STATE_LOADED);
@ -4167,7 +4131,6 @@
// Called when we're done clearing the layers for a tab.
onLayersCleared(browser) {
this.pendingTabChild.delete(browser);
let tab = this.tabbrowser.getTabForBrowser(browser);
if (tab) {
this.logState(`onLayersCleared(${tab._tPos})`);
@ -4188,15 +4151,6 @@
} else if (this.getTabState(tab) == this.STATE_UNLOADING) {
this.onLayersCleared(tab.linkedBrowser);
}
} else if (this.getTabState(tab) == this.STATE_LOADED) {
// A tab just changed from non-remote to remote, which means
// that it's gone back into the STATE_LOADING state until
// it sends up a layer tree. We also add the browser to
// the pendingTabChild set since this browser is unlikely
// to have its TabChild set up right away, and we want to
// make it appear "blank" instead of showing a spinner for it.
this.pendingTabChild.add(tab.linkedBrowser);
this.setTabState(tab, this.STATE_LOADING);
}
},
@ -4294,25 +4248,6 @@
this.setTabState(tab, this.STATE_LOADING);
},
// The tab for this browser isn't currently set
// up in the content process, so we have no chance
// of painting it right away. We'll paint a blank
// tab instead.
onTabChildNotReady(browser) {
let tab = this.tabbrowser.getTabForBrowser(browser);
this.logState(`onTabChildNotReady(${tab._tPos})`);
this.assert(this.getTabState(tab) == this.STATE_LOADING);
this.pendingTabChild.add(browser);
this.maybeFinishTabSwitch();
if (this.loadingTab === tab) {
this.clearTimer(this.loadTimer);
this.loadTimer = null;
this.loadingTab = null;
}
},
// Called when the user asks to switch to a given tab.
requestTab(tab) {
if (tab === this.requestedTab) {
@ -4368,8 +4303,6 @@
this.onSwapDocShells(event.originalTarget, event.detail);
} else if (event.type == "EndSwapDocShells") {
this.onEndSwapDocShells(event.originalTarget, event.detail);
} else if (event.type == "MozTabChildNotReady") {
this.onTabChildNotReady(event.originalTarget);
}
this.postActions();
@ -4396,8 +4329,7 @@
*/
maybeFinishTabSwitch() {
if (this.switchInProgress && this.requestedTab &&
(this.getTabState(this.requestedTab) == this.STATE_LOADED ||
this.requestedTab === this.blankTab)) {
this.getTabState(this.requestedTab) == this.STATE_LOADED) {
// After this point the tab has switched from the content thread's point of view.
// The changes will be visible after the next refresh driver tick + composite.
let time = TelemetryStopwatch.timeElapsed("FX_TAB_SWITCH_TOTAL_E10S_MS", window);
@ -4488,7 +4420,6 @@
if (tab === this.lastVisibleTab) accum += "V";
if (tab === this.loadingTab) accum += "L";
if (tab === this.requestedTab) accum += "R";
if (tab === this.blankTab) accum += "B";
if (state == this.STATE_LOADED) accum += "(+)";
if (state == this.STATE_LOADING) accum += "(+?)";
if (state == this.STATE_UNLOADED) accum += "(-)";