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

Source/modules/geolocation/Coordinates.cpp

Index: Source/modules/geolocation/Coordinates.cpp
diff --git a/Source/modules/geolocation/Coordinates.cpp b/Source/modules/geolocation/Coordinates.cpp
index 190a6ee3adf9f2925e1601238122bcf9522f9684..04dfe099806183633b2e655f71d4f46141a91ac1 100644
--- a/Source/modules/geolocation/Coordinates.cpp
+++ b/Source/modules/geolocation/Coordinates.cpp
@@ -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.
  */
 
 #include "config.h"
@@ -63,5 +63,5 @@ double Coordinates::speed(bool& isNull) const
     isNull = true;
     return 0;
 }
-    
+
 } // namespace WebCore