Merge m-c to fx-team.
Bug 944255 - about:start bookmarks and history tiles cut off when using split views r=sfoster
* * *
Bug 944255 - Test fix

--HG--
extra : rebase_source : cee8e82050c3c95bd83285712567e08e3b9db5cf
Bug 915499 - Fix image loading/rendering logic in circular-progress-indicator binding. r=rsilveira
Bug 944114 follow-up - pass MouseEvent.button instead of the MouseEvent to _countMouseUpEvent. r=me.
Bug 901207 - Cmd/Ctrl+K should open menu panel when search bar was moved there. r=Gijs

--HG--
extra : rebase_source : bde48e905cb3b2eb12e148efb8867b52f23f8610
Backed out changeset 3332e2f1ede3 due to missing Australis in commit message.
Backed out changeset c083d7a68fd2 due to missing Australis in commit message.
Bug 944114 [Australis] follow-up - pass MouseEvent.button instead of the MouseEvent to _countMouseUpEvent. r=me.
Bug 901207 - [Australis] Cmd/Ctrl+K should open menu panel when search bar was moved there. r=Gijs DONTBUILD
Backed out changeset 371cd4b623de (bug 901207) for m-bc orange
Merge m-c to fx-team
Bug 926014 - Support CSS source maps; r=dcamp

--HG--
rename : browser/devtools/styleeditor/StyleEditorPanel.jsm => browser/devtools/styleeditor/styleeditor-panel.js
bug 944168 - null pointer when adding tab with GeckoView r=mfinkle
bug 944104 - support creating a GeckoView programmatically r=mfinkle
Bug 945044: about:telemetry - keep sections states on reload, add histograms filter. r=vladan
Bug 948327 - Do not leak the payload object passed to mozilla_sampler_add_marker() if we don't end up using it; r=BenWa
b=934843 remove assertion that focus is never on popup windows r=roc

If an application has received focus from the window manager, but doesn't
reassign focus to a child window before closing its focus window, focus can
temporarily revert to PointerRoot before the window manager gives focus to
another window.  During PointerRoot focus, the window until the pointer has
focus even if it is an override-redirect window.

--HG--
extra : rebase_source : 3c005183f4602346ce9068b4a87af068f0e82372
Bug 946870 - make the cookie service report its memory; r=ehsan,njn
Bug 946781 - part 1 - split explicit/jsconnect into its constituent parts; r=bholley,njn
Bug 946781 - part 2 - add memory used by mozJSComponentLoader to about:memory; r=bholley,njn