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

Source/core/history/HistoryItem.cpp

Index: Source/core/history/HistoryItem.cpp
diff --git a/Source/core/history/HistoryItem.cpp b/Source/core/history/HistoryItem.cpp
index f538b799ce3b03d5017e6aefb99419b7faf594f2..1a2c317a1d5ef685fe8e7ef743722f5c637be599 100644
--- a/Source/core/history/HistoryItem.cpp
+++ b/Source/core/history/HistoryItem.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"
@@ -89,7 +89,7 @@ inline HistoryItem::HistoryItem(const HistoryItem& item)
 {
     if (item.m_formData)
         m_formData = item.m_formData->copy();
-        
+
     unsigned size = item.m_children.size();
     m_children.reserveInitialCapacity(size);
     for (unsigned i = 0; i < size; ++i)
@@ -371,10 +371,10 @@ bool HistoryItem::shouldDoSameDocumentNavigationTo(HistoryItem* otherItem) const
 
     if (stateObject() || otherItem->stateObject())
         return documentSequenceNumber() == otherItem->documentSequenceNumber();
-    
+
     if ((url().hasFragmentIdentifier() || otherItem->url().hasFragmentIdentifier()) && equalIgnoringFragmentIdentifier(url(), otherItem->url()))
-        return documentSequenceNumber() == otherItem->documentSequenceNumber();        
-    
+        return documentSequenceNumber() == otherItem->documentSequenceNumber();
+
     return hasSameDocumentTree(otherItem);
 }
 
@@ -384,7 +384,7 @@ bool HistoryItem::hasSameDocumentTree(HistoryItem* otherItem) const
 {
     if (documentSequenceNumber() != otherItem->documentSequenceNumber())
         return false;
-        
+
     if (children().size() != otherItem->children().size())
         return false;
 
@@ -404,7 +404,7 @@ bool HistoryItem::hasSameFrames(HistoryItem* otherItem) const
 {
     if (target() != otherItem->target())
         return false;
-        
+
     if (children().size() != otherItem->children().size())
         return false;
 
@@ -424,7 +424,7 @@ String HistoryItem::formContentType() const
 void HistoryItem::setFormInfoFromRequest(const ResourceRequest& request)
 {
     m_referrer = request.httpReferrer();
-    
+
     if (equalIgnoringCase(request.httpMethod(), "POST")) {
         // FIXME: Eventually we have to make this smart enough to handle the case where
         // we have a stream for the body to handle the "data interspersed with files" feature.
@@ -472,7 +472,7 @@ int HistoryItem::showTreeWithIndent(unsigned indentLevel) const
     prefix.append("\0", 1);
 
     fprintf(stderr, "%s+-%s (%p)\n", prefix.data(), m_urlString.utf8().data(), this);
-    
+
     int totalSubItems = 0;
     for (unsigned i = 0; i < m_children.size(); ++i)
         totalSubItems += m_children[i]->showTreeWithIndent(indentLevel + 1);
@@ -480,7 +480,7 @@ int HistoryItem::showTreeWithIndent(unsigned indentLevel) const
 }
 
 #endif
-                
+
 } // namespace WebCore
 
 #ifndef NDEBUG