BGE: Removing some unreachable and unused code in BL_ActionManager.cpp.

git-svn-id: https://svn.blender.org/svnroot/bf-blender/trunk@58840 954f8c5b-7b00-dc11-b283-0030488c597c
BGE: Making sure m_mirrorHalfWidth and m_mirrorHalfHeight are initialized in the ImageRender constructor.

git-svn-id: https://svn.blender.org/svnroot/bf-blender/trunk@58841 954f8c5b-7b00-dc11-b283-0030488c597c
BGE: Making sure m_offset is initialized in the ImageSourceMix constructor.

git-svn-id: https://svn.blender.org/svnroot/bf-blender/trunk@58842 954f8c5b-7b00-dc11-b283-0030488c597c
BGE: Making sure m_buffV, m_buffU, and m_pitchUV are initialized in the FilterYV12 constructor.

git-svn-id: https://svn.blender.org/svnroot/bf-blender/trunk@58843 954f8c5b-7b00-dc11-b283-0030488c597c
BGE: Making sure m_line is initialized in the Exception (VideoTexture) constructor.

git-svn-id: https://svn.blender.org/svnroot/bf-blender/trunk@58844 954f8c5b-7b00-dc11-b283-0030488c597c
BGE: Making sure m_objType is initialized in the BlendType (VideoTexture) constructor.

git-svn-id: https://svn.blender.org/svnroot/bf-blender/trunk@58845 954f8c5b-7b00-dc11-b283-0030488c597c
BGE: Making sure m_left, m_right, m_parent, m_radius, and m_client_object are initialized in the SG_Tree constructors.

git-svn-id: https://svn.blender.org/svnroot/bf-blender/trunk@58846 954f8c5b-7b00-dc11-b283-0030488c597c
BGE: Making sure m_drawingmode is initialized in the various RAS_Storage constructors.

git-svn-id: https://svn.blender.org/svnroot/bf-blender/trunk@58847 954f8c5b-7b00-dc11-b283-0030488c597c