src/vs/workbench/contrib/debug/common/debugModel.ts/DebugModel/removeInstructionBreakpoints
class DebugModel:	removeInstructionBreakpoints(address?: string): void {
		let removed: InstructionBreakpoint[];
		if (address) {
			removed = this.instructionBreakpoints.filter(fbp => fbp.instructionReference === address);
			this.instructionBreakpoints = this.instructionBreakpoints.filter(fbp => fbp.instructionReference !== address);
		} else {
			removed = this.instructionBreakpoints;
			this.instructionBreakpoints = [];
		}
		this._onDidChangeBreakpoints.fire({ removed, sessionOnly: false });
	}