Initialize a few uninitialized member variables and structs in PPAPI.

BUG=None
TEST=None
CID=14043, 14386, 14232, 14230, 14112, 14111, 14110, 14109, 14108, 14231, 14042, 14187, 14664.
Review URL: http://codereview.chromium.org/6676145

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@79540 0039d316-1c4b-4281-b951-d872f2087c98

3 files changed, 16 insertions, 6 deletions

diff --git a/ppapi/cpp/paint_aggregator.cc b/ppapi/cpp/paint_aggregator.cc
index 1138974..d0ab03e 100644
--- a/ppapi/cpp/paint_aggregator.cc
+++ b/ppapi/cpp/paint_aggregator.cc
@@ -1,4 +1,4 @@
-// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
@@ -25,7 +25,7 @@
 
 namespace pp {
 
-PaintAggregator::PaintUpdate::PaintUpdate() {}
+PaintAggregator::PaintUpdate::PaintUpdate() : has_scroll(false) {}
 
 PaintAggregator::PaintUpdate::~PaintUpdate() {}
 
diff --git a/ppapi/cpp/var.cc b/ppapi/cpp/var.cc
index 43bc869..09a91d8 100644
--- a/ppapi/cpp/var.cc
+++ b/ppapi/cpp/var.cc
@@ -1,4 +1,4 @@
-// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
@@ -44,28 +44,33 @@ using namespace deprecated;
 
 Var::Var() {
   var_.type = PP_VARTYPE_UNDEFINED;
+  var_.padding = 0;
   needs_release_ = false;
 }
 
 Var::Var(Null) {
   var_.type = PP_VARTYPE_NULL;
+  var_.padding = 0;
   needs_release_ = false;
 }
 
 Var::Var(bool b) {
   var_.type = PP_VARTYPE_BOOL;
+  var_.padding = 0;
   var_.value.as_bool = BoolToPPBool(b);
   needs_release_ = false;
 }
 
 Var::Var(int32_t i) {
   var_.type = PP_VARTYPE_INT32;
+  var_.padding = 0;
   var_.value.as_int = i;
   needs_release_ = false;
 }
 
 Var::Var(double d) {
   var_.type = PP_VARTYPE_DOUBLE;
+  var_.padding = 0;
   var_.value.as_double = d;
   needs_release_ = false;
 }
@@ -77,6 +82,7 @@ Var::Var(const char* utf8_str) {
         Module::Get()->pp_module(), utf8_str, len);
   } else {
     var_.type = PP_VARTYPE_NULL;
+    var_.padding = 0;
   }
   needs_release_ = (var_.type == PP_VARTYPE_STRING);
 }
@@ -89,6 +95,7 @@ Var::Var(const std::string& utf8_str) {
         static_cast<uint32_t>(utf8_str.size()));
   } else {
     var_.type = PP_VARTYPE_NULL;
+    var_.padding = 0;
   }
   needs_release_ = (var_.type == PP_VARTYPE_STRING);
 }
@@ -100,6 +107,7 @@ Var::Var(Instance* instance, ScriptableObject* object) {
     needs_release_ = true;
   } else {
     var_.type = PP_VARTYPE_NULL;
+    var_.padding = 0;
     needs_release_ = false;
   }
 }
diff --git a/ppapi/cpp/var.h b/ppapi/cpp/var.h
index e055cad..0154fd3 100644
--- a/ppapi/cpp/var.h
+++ b/ppapi/cpp/var.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
@@ -171,10 +171,12 @@ class Var {
     OutException(Var* v)
         : output_(v),
           originally_had_exception_(v && v->is_null()) {
-      if (output_)
+      if (output_) {
         temp_ = output_->var_;
-      else
+      } else {
+        temp_.padding = 0;
         temp_.type = PP_VARTYPE_UNDEFINED;
+      }
     }
     ~OutException() {
       if (output_ && !originally_had_exception_)