Disk space for JRE isnatller is different in JDK installer from JRE installer.

How to reproduce

1.) Make sure that you have less than 100 MB of disk space

2.) Launch JRE installer, JRE installer will complain about low disk sapce, it says 100MB is required(Attached scrren shot JRE_OutOfDiskSpace_Wizard.JPG)

3.) Cancel JRE installation.

4.) Launch JDK installer and Check the feature selection wiazrd and select Public JRE feature It says 173 MB is required. (Attached screen shot JDKFeatureSelectionWizard.jpg)

5.) Keep disk space around 400 MB and proceed with the default installation (don't unselect anyhthing from feature selection wizard)

6.) When JRE installation is offered, please keep disk space less than 100 MB.

7.) Clcik on next on JRE installation, JRE installer will complain about low disk sapce, it says 122 MB is required (See attachment JRE_OutOfDiskSpace_Wizard_JDKInstaller.JPG)

Expected Behaviour
In all the place disk space requiremtn should be same

Actual Behaviour:
Disk space requirment is different in step 2, 4 and 7.