Bug 1027084 - Use about:blank as the initial tab for new windows in sessionstore tests r=smacleod
Fix a couple of races around toolbox opening and tool selection by waiting for the actual tool panel to be selected (bug 988408). r=jwalker

--HG--
extra : rebase_source : d2f51db8c202d35b2aa72f4df1669162f011d89d
Backed out changeset af969bbd0b13 (bug 1027084) for bc1 test bustage on a CLOSED TREE
bug 1025931 - Crash java.lang.NullPointerException in in org.mozilla.gecko.GeckoAppShell.getContext r=snorp
bug 1030738 - NullPointerException when getting action bar r=rnewman
bug 1030743 - NullPointerExceptions in GeckoPreferences r=rnewman
Bug 999236 - Webconsole - Ensure anchors with a URL have a click callback defined. r=robcee
Bug 1027763, part 4 - Add a new DrawTarget::GetType() method and three generic type enum values for it to return. r=Bas, r=jrmuizel
Bug 1030894 - Stop abusing nsAutoPtr in gfxFT2FontList.cpp. r=jfkthame
Bug 1028794 - Remove the Thebes backed gfxContext creating version of nsRenderingContext::Init() (Moz2D conversion). r=Bas
Bug 1030843 - Fix crash in nsNativeThemeCocoa::GetMinimumWidgetSize. r=roc
Bug 1029401 - Fix MediaEngineTabVideoSource lifetime. r=blassey
Bug 1018928 - Expand Android gUM + gUM Doorhanger tests. r=mfinkle
Bug 1018928 - Work around Camera focus mode bug in some Android devices. r=blassey
Bug 1015790 - Remove PropDesc::descObj_. (r=jorendorff)
Bug 986526 - Create helper functions to encode DrawTargets/SourceSurfaces to PNG/JPEG/BMP/ICO/etc. and save them, dump them, or copy them to the clipboard, either as binary or as data: URIs. r=mattwoodrow
Bug 1031055 - Get rid of the Thebes backed gfxContexts in FrameLayerBuilder.cpp, and get rid of gfxASurface::DumpAsDataURL. r=mattwoodrow
Bug 1031079 - Get rid of the Thebes backed gfxContexts in gfxASurface, removing gfxASurface::WriteAsPNG_internal and its consumers. r=mattwoodrow
Bug 1027402 - Part 1: Remove set* from BaseProxyHandler. (r=bholley)
Bug 1027402 - Part 2: Mark Proxy Handler instances as const. (r=bholley)