Cannot read property 'word' of null

[vscodeerrors]

Issue Id: 23348893-8387-5633-a41d-b4d4d77169c9

Versions
- 0.10.1-release
- a4bfcb8
- 663967c
Stack
[/vs/editor/contrib/goToDeclaration/browser/goToDeclaration.ts#L314:130 (GotoDefinitionWithMouseEditorContribution.startFindDefinition)](https://github.com/microsoft/vscode/blob/df352367df2efcfa9d602d471e4e2f42140a0f05/src/vs/editor/contrib/goToDeclaration/browser/goToDeclaration.ts#L314:130 %28GotoDefinitionWithMouseEditorContribution.startFindDefinition%29)
[vs/workbench/vs/base/common/winjs.base.raw.js#L1440:0 (onComplete)](https://github.com/microsoft/vscode/blob/df352367df2efcfa9d602d471e4e2f42140a0f05/srcvs/workbench/vs/base/common/winjs.base.raw.js#L1440:0 %28onComplete%29)
[vs/workbench/vs/base/common/winjs.base.raw.js#L1127:0 (_notify)](https://github.com/microsoft/vscode/blob/df352367df2efcfa9d602d471e4e2f42140a0f05/srcvs/workbench/vs/base/common/winjs.base.raw.js#L1127:0 %28_notify%29)
[vs/workbench/vs/base/common/winjs.base.raw.js#L1343:0 (enter)](https://github.com/microsoft/vscode/blob/df352367df2efcfa9d602d471e4e2f42140a0f05/srcvs/workbench/vs/base/common/winjs.base.raw.js#L1343:0 %28enter%29)
[vs/workbench/vs/base/common/winjs.base.raw.js#L1311:0 (_run)](https://github.com/microsoft/vscode/blob/df352367df2efcfa9d602d471e4e2f42140a0f05/srcvs/workbench/vs/base/common/winjs.base.raw.js#L1311:0 %28_run%29)
[/vs/base/common/async.ts#L121:4 (Throttler.queue)](https://github.com/microsoft/vscode/blob/df352367df2efcfa9d602d471e4e2f42140a0f05/src/vs/base/common/async.ts#L121:4 %28Throttler.queue%29)
[vs/workbench/vs/base/common/winjs.base.raw.js#L1782:0 (onComplete)](https://github.com/microsoft/vscode/blob/df352367df2efcfa9d602d471e4e2f42140a0f05/srcvs/workbench/vs/base/common/winjs.base.raw.js#L1782:0 %28onComplete%29)
[vs/workbench/vs/base/common/winjs.base.raw.js#L1448:0 (call)](https://github.com/microsoft/vscode/blob/df352367df2efcfa9d602d471e4e2f42140a0f05/srcvs/workbench/vs/base/common/winjs.base.raw.js#L1448:0 %28call%29)
[vs/workbench/vs/base/common/winjs.base.raw.js#L1127:0 (_notify)](https://github.com/microsoft/vscode/blob/df352367df2efcfa9d602d471e4e2f42140a0f05/srcvs/workbench/vs/base/common/winjs.base.raw.js#L1127:0 %28_notify%29)
[vs/workbench/vs/base/common/winjs.base.raw.js#L1343:0 (enter)](https://github.com/microsoft/vscode/blob/df352367df2efcfa9d602d471e4e2f42140a0f05/srcvs/workbench/vs/base/common/winjs.base.raw.js#L1343:0 %28enter%29)
at __dirname.undefined.t.Class.define._run (out/vs/workbench/workbench.main.js:1544:7361)