Bug 1338086 - Remove useless else blocks in order to reduce complexity in xpcom/ r=froydnj

MozReview-Commit-ID: JUJARn5Nspp

--HG--
extra : rebase_source : c719d19215fb26ace822269c2a28faf5cf35ffbb

xpcom/build/FileLocation.cpp

@@ -182,7 +182,7 @@ FileLocation::Data::GetSize(uint32_t* aResult)
     *aResult = fileInfo.size;
     return NS_OK;
   }
-  else if (mItem) {
+  if (mItem) {
     *aResult = mItem->RealSize();
     return NS_OK;
   }
@@ -203,7 +203,7 @@ FileLocation::Data::Copy(char* aBuf, uint32_t aLen)
     }
     return NS_OK;
   }
-  else if (mItem) {
+  if (mItem) {
     nsZipCursor cursor(mItem, mZip, reinterpret_cast<uint8_t*>(aBuf),
                        aLen, true);
     uint32_t readLen;

xpcom/glue/nsStringAPI.cpp

@@ -219,7 +219,8 @@ nsAString::Compare(const char_type* aOther, ComparatorFunc aComparator) const
   if (result == 0) {
     if (selflen < otherlen) {
       return -1;
-    } else if (selflen > otherlen) {
+    }
+    if (selflen > otherlen) {
       return 1;
     }
   }
@@ -239,7 +240,8 @@ nsAString::Compare(const self_type& aOther, ComparatorFunc aComparator) const
   if (result == 0) {
     if (selflen < otherlen) {
       return -1;
-    } else if (selflen > otherlen) {
+    }
+    if (selflen > otherlen) {
       return 1;
     }
   }
@@ -758,7 +760,8 @@ nsACString::Compare(const char_type* aOther, ComparatorFunc aComparator) const
   if (result == 0) {
     if (selflen < otherlen) {
       return -1;
-    } else if (selflen > otherlen) {
+    }
+    if (selflen > otherlen) {
       return 1;
     }
   }
@@ -778,7 +781,8 @@ nsACString::Compare(const self_type& aOther, ComparatorFunc aComparator) const
   if (result == 0) {
     if (selflen < otherlen) {
       return -1;
-    } else if (selflen > otherlen) {
+    }
+    if (selflen > otherlen) {
       return 1;
     }
   }

xpcom/io/nsLocalFileUnix.cpp

@@ -961,13 +961,12 @@ nsLocalFile::CopyToNative(nsIFile* aNewParent, const nsACString& aNewName)
     if (bytesRead < 0) {
       if (saved_write_error != NS_OK) {
         return saved_write_error;
-      } else if (saved_read_error != NS_OK) {
+      }
+      if (saved_read_error != NS_OK) {
         return saved_read_error;
       }
 #if DEBUG
-      else {              // sanity check. Die and debug.
-        MOZ_ASSERT(0);
-      }
+      MOZ_ASSERT(0);
 #endif
     }
 
@@ -1965,20 +1964,20 @@ nsLocalFile::Reveal()
 
   if (isDirectory) {
     return giovfs->ShowURIForInput(mPath);
-  } else if (NS_SUCCEEDED(giovfs->OrgFreedesktopFileManager1ShowItems(mPath))) {
-    return NS_OK;
-  } else {
-    nsCOMPtr<nsIFile> parentDir;
-    nsAutoCString dirPath;
-    if (NS_FAILED(GetParent(getter_AddRefs(parentDir)))) {
-      return NS_ERROR_FAILURE;
-    }
-    if (NS_FAILED(parentDir->GetNativePath(dirPath))) {
-      return NS_ERROR_FAILURE;
-    }
-
-    return giovfs->ShowURIForInput(dirPath);
   }
+  if (NS_SUCCEEDED(giovfs->OrgFreedesktopFileManager1ShowItems(mPath))) {
+    return NS_OK;
+  }
+  nsCOMPtr<nsIFile> parentDir;
+  nsAutoCString dirPath;
+  if (NS_FAILED(GetParent(getter_AddRefs(parentDir)))) {
+    return NS_ERROR_FAILURE;
+  }
+  if (NS_FAILED(parentDir->GetNativePath(dirPath))) {
+    return NS_ERROR_FAILURE;
+  }
+
+  return giovfs->ShowURIForInput(dirPath);
 #elif defined(MOZ_WIDGET_COCOA)
   CFURLRef url;
   if (NS_SUCCEEDED(GetCFURL(&url))) {

xpcom/reflect/xptcall/md/unix/xptcstubs_x86_64_linux.cpp

@@ -69,30 +69,28 @@ PrepareAndDispatch(nsXPTCStubBase * self, uint32_t methodIndex,
         const nsXPTParamInfo& param = info->GetParam(i);
         const nsXPTType& type = param.GetType();
         nsXPTCMiniVariant* dp = &dispatchParams[i];
-	
+
         if (!param.IsOut() && type == nsXPTType::T_DOUBLE) {
             if (nr_fpr < FPR_COUNT)
                 dp->val.d = fpregs[nr_fpr++];
             else
-                dp->val.d = *(double*) ap++;
+                dp->val.d = *(double*)ap++;
             continue;
         }
-        else if (!param.IsOut() && type == nsXPTType::T_FLOAT) {
+        if (!param.IsOut() && type == nsXPTType::T_FLOAT) {
             if (nr_fpr < FPR_COUNT)
                 // The value in %xmm register is already prepared to
                 // be retrieved as a float. Therefore, we pass the
                 // value verbatim, as a double without conversion.
                 dp->val.d = fpregs[nr_fpr++];
             else
-                dp->val.f = *(float*) ap++;
+                dp->val.f = *(float*)ap++;
             continue;
         }
-        else {
-            if (nr_gpr < GPR_COUNT)
-                value = gpregs[nr_gpr++];
-            else
-                value = *ap++;
-        }
+        if (nr_gpr < GPR_COUNT)
+            value = gpregs[nr_gpr++];
+        else
+            value = *ap++;
 
         if (param.IsOut() || !type.IsArithmetic()) {
             dp->val.p = (void*) value;