Fix trailing whitespace in .cpp, .h, and .idl files

Source/core/html/MediaFragmentURIParser.h

Index: Source/core/html/MediaFragmentURIParser.h
diff --git a/Source/core/html/MediaFragmentURIParser.h b/Source/core/html/MediaFragmentURIParser.h
index 50c95c724eb3968b8d79a89e4cae7af237de3633..9348be0d9fa241a3479b922fd20c5f8f03cd2477 100644
--- a/Source/core/html/MediaFragmentURIParser.h
+++ b/Source/core/html/MediaFragmentURIParser.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 MediaFragmentURIParser_h
@@ -35,7 +35,7 @@ class KURL;
 
 class MediaFragmentURIParser FINAL {
 public:
-    
+
     MediaFragmentURIParser(const KURL&);
 
     double startTime();
@@ -46,7 +46,7 @@ public:
 private:
 
     void parseFragments();
-    
+
     enum TimeFormat { None, Invalid, NormalPlayTime, SMPTETimeCode, WallClockTimeCode };
     void parseTimeFragment();
     bool parseNPTFragment(const LChar*, unsigned length, double& startTime, double& endTime);