Fix trailing whitespace in .cpp, .h, and .idl files (ex. Source/core)

Source/modules/geolocation/Coordinates.h

Index: Source/modules/geolocation/Coordinates.h
diff --git a/Source/modules/geolocation/Coordinates.h b/Source/modules/geolocation/Coordinates.h
index a62064971552e4c6910b385e980a7d12893af407..50587db3c2d41d03389e27f7ceb85f9d1b26d4dc 100644
--- a/Source/modules/geolocation/Coordinates.h
+++ b/Source/modules/geolocation/Coordinates.h
@@ -20,7 +20,7 @@
  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef Coordinates_h
@@ -73,13 +73,13 @@ private:
     double m_altitudeAccuracy;
     double m_heading;
     double m_speed;
-    
+
     bool m_canProvideAltitude;
     bool m_canProvideAltitudeAccuracy;
     bool m_canProvideHeading;
     bool m_canProvideSpeed;
 };
-    
+
 } // namespace WebCore
 
 #endif // Coordinates_h